Climate Debate Daily

CLIMATEDEBATEDAILY.COM Archive 2009 Return to Main Page

Calls to action

Essays and research supporting the idea that global warming poses a clear threat to humanity, that it is largely caused by human activity, and that solutions to the problems of climate change lie within human reach.

Copenhagen has given us the chance to face climate change with honesty, says James Hansen. Cap and trade would create the oppotunity for scams and do nothing for the climate...continue »

A gigantic volume of water circulates throught the world's ocean systems. Might these systems be altered in by climate change, making global warming more dangerous? ...continue »

There has been a huge growth in renewable energy in Germany in the last decade. What works, and what is destined to flop? Der Spiegel looks at the prospects ...continue »

Warming goes global. For climate science, the year 2009 brought significant discoveries and startling controversies. Nature's Kurt Kleiner reports. ...continue »

The Tibetan Plateau, sometimes called Earth's "third pole," holds the largest ice mass outside the polar regions. This ice is retreating at an alarming rate ...continue »

Time and time again, denialists try to suggest that the last 10 years of temperature data establish that the earth is cooling. Time and time again, they're refuted ...continue »  [riposte]

The biggest hitch in plans for geoengineering involves politics and questions of governance, for they require an unflagging commitment of centuries ...continue »  [more 1]  [2]

Steven Chu aims to tackle climate change by reviving the technological urgency of the Manhattan Project, enlisting the best minds to find a way to power the world ...continue »

The intelligent policies that have made Denmark energy-secure and created a major new industry are "off the table" in the U.S. because of lobbyists and loud-mouth talk-show hosts ...continue »

If not for the Chinese, the result from Copenhagen would have had environmentalists popping champagne corks in every corner of the world ...continue »  [more 1]  [2]  [3]

A physicist whose work is often highlighted by climate-change sceptics is refusing to provide his code to other climate researchers attempting to replicate his results ...continue »  [more]

The key lesson from the debacle of Copenhagen is that the U.S. senate isn't the only major impediment to saving the climate. The other major impediment is China ...continue »  [more 1]  [2]  [3]  [4]

NASA's James Hansen wasn't implicated in any of the pirated e-mails. Therefore he must have been the hacker, and should die. Just a sample of what climate scientists are up against ...continue »

A new study reveals that seas were nearly 10 metres higher than now in a previous interglacial period, when global temps were similar to those predicted for our future ...continue »

In a major finding, scientists have used a new satellite to corroborate climate model predictions that CO2-induced warming is more than doubled by water-vapor feedback ...continue »

November 2009 was the 4th warmest November on record as measured on the ground, and the warmest November ever as measured by satellite ...Ground »  Satellite »  Australia »  USA »

"Do you know that climate change is not the only reason to be uneasy about carbon emissions?" Ask this question of a climate change skeptic, and you'll be met with bafflement ...continue »

The new threat to the polar bear, climate change, is so profound that it can make a person yearn for the days of simpler perils like the high-powered rifle and taxidermy ...continue »

A new scientific study warns that global sea levels could rise much faster than previously expected – by between 0.75 and 1.9 meters by the end of this century ...continue »

So why is it that many of the same people who defend Mr. Cheney's One Percent Doctrine on nukes tell us not to worry at all about catastrophic global warming? ...continue »  [riposte]

Our understanding of how the web of sea life will respond to ocean acidification is still in its early stages, but all the indications are that the impacts will be severe ...continue »  [more 1]  [2]  [3]

The gearboxes in conventional wind turbines weigh a ton, cost a fortune, breakdown, and wear out rapidly. A new design uses, not a gearbox, but a flywheel and eight tyres ...continue »  [more 1]  [2]

Those in denial of global warming insist that the last decade of global temps contradict what was expected by climate scientists. Here's why they're wrong ...continue »  [more]

As temperatures rise rapidly in the Himalayas it is not just the future of a few mountain communities at stake, but the lives of nearly one in four people in the world ...continue »  [more]

Now that the conspiracy theorists have blown off steam, it's time for a more sober analysis of those e-mails about "Mike's Nature trick" and a "travesty" ...YouTube »  [more]  [more]

Satellites have been reporting a recovery in multiyear Arctic sea ice since the minimum extent in 2007. It turns out they've been fooled by "rotten" ice ...continue »  [& in Antarctica]

As well as the proper scepticism of the inquisitive mind, which all scientists face, climate scientists must tackle a talk-show brand of bastardised scepticism borne of wilful ignorance ...continue »  [more]

The true climate change naysayer has an unwavering dedication to denying the need for action, backed up with weak and long-disproved arguments against the science ...continue »  [riposte]

The immediate threat to the global effort to sustain a peaceful and stable world comes not from Saudi Arabia or Iran or China. It comes from Canada ...continue »  [more]

Why was there an ice age in the Late Ordovician Period, when greenhouse gas levels were nearly 12 times higher then they are today? Potholer54 explains ...YouTube »  [more 1]  [2]

Want to understand the greenhouse effect? David Archer has posted online videos of every lecture from his hugely popular Global Warming class at the University of Chicago ...continue »

The IPCC's most recent climate projections didn't paint a rosy picture of our future. But a new report shows that the actual trends are even worse ...continue »  [report]

The long history of outright fabrication, fraud and deceit on the part of the climate change denial industry doesn't justify secrecy and suppression in climate science ...continue »  [more 1]  [2]

The hacked CRU emails damage the credibility of three or four scientists. But a far wider conspiracy would need to be revealed in order to bury man-made climate change ...continue »  [more]

The polar bear, the narwhal, the walrus, the beluga and the bowhead whale: all rely upon or depend utterly on the Arctic sea ice. But forget about them, and worry about humans ...continue »

Scientists had thought the East Antarctic ice sheet was reasonably stable, but a satellite survey shows that it is losing around 57bn tonnes of ice a year ...continue »  [more]  [& Greenland]

An interesting thing about the CRU hack is what is not in the emails: no talk of any worldwide conspiracy, no grand plan to "get rid of the MWP", no evidence of the falsifying of data ...continue »  [more]

A new tree ring study shows that bristlecone pines have grown faster in the past 50 years than at any time in last 3.7 millennia – an effect of climate change ...continue »  [more]

Do opponents of an energy/climate bill just not care about being addicted to oil and dependent on petro-dictators forever? Or do they believe in an immanent killer plague? ...continue »

Black carbon wasn't even listed as a warming agent in the most recent report from the IPCC, but it may be responsible for almost one fifth of the planet's warming ...continue »

The challenge of feeding 7 or 8 billion people while oil supplies are falling is stupefying. It'll be even greater if governments keep pretending that it isn't going to happen ...continue »

The Greenland ice sheet is losing its mass faster than in previous years and making an increasing contribution to sea level rise, a new study has confirmed ...continue »

Climate change is making itself felt in terms of day-to-day weather in the USA. High temp records are now being broken twice as often as low temp records ...continue »  [riposte 1]  [2]  [3]  [reply]

In four minutes, atmospheric chemist Rachel Pike provides a glimpse of the massive scientific effort that stands behind every headline about climate change ...YouTube »

"Once you eliminate the moralism and the angst, the task of reversing global warming boils down to a straightforward engineering problem." If only it were so ...continue »

Is Pine Island Glacier the weak underbelly of the huge West Antarctic ice sheet? Intensive efforts by scientists to answer this question are yielding very disturbing conclusions ...continue »

A top official at the International Energy Agency claims it has been deliberately underplaying a looming oil shortage for fear of triggering panic buying ...continue »

It's said that borders don't matter to the atmosphere – nations must work together to fight climate change. But the forces that seek to block that effort likewise know no national boundaries ...continue »

250 million years ago the so-called "Great Dying" saw 70% of species wiped out on land and 95% in the oceans. Fiery fountains of coal may have been responsible ...continue »

An economist tree hugger is an imaginary creature, but a new survey finds that the great majority of economists think the benefits from curbing CO2 emissions justify the costs ...continue »

Ice-cores reveal that Mount Kilimanjaro has been covered in glaciers for almost 12,000 years. The ice is melting fast, and will be gone completely by around 2030 ...continue »

Wind, water and solar technologies can provide 100% of the world's energy by 2030, using only technologies that work or are close to working today on a large scale ...continue »  [riposte]

Al Gore's views on climate change are advancing as rapidly as the phenomenon itself. His new book, Our Choice, analyses the technologies with which we can beat it ...continue »

Most of the Arctic Ocean will be ice-free in summer by 2040, but some polar bear habitat could remain intact near northern Canada and Greenland until 2100 ...continue »  [more]

As impressive as the diminishment in the area covered by Arctic sea ice may be, even more important is the long-term trend of diminishing sea ice volume ...YouTube »  [more]  [more]

Solar cells, being black, radiate a lot of heat. Does this mean that they contribute to global warming? The authors of Superfreakonomics argue, "Yes". Here's why they're wrong ...continue »

Scientists have long dreamed about turning thorium into an alternative fuel for nuclear energy. Recent technological developments bring the dream closer to reality ...continue »  [more]

There was less summer snowmelt in Antarctica in 2008-2009 than in any summer on record. Does this contradict the idea that Antarctica is warming, as climate skeptics claim? No ...continue »

In a blind test, four independent statisticians have confirmed what climatologists knew already: the claim that the Earth has cooled over the last ten years is utter bunk ...continue »  [more]  [riposte]

The only economic studies that don't show that the costs of climate protection are very low or non-existent are those funded by partisan lobbying groups ...continue »  [report]

Deep in the Himalayas, the disappearance of glaciers is threatening the kingdom of Bhutan. Anjali Nayar trekked through the mountains to see how the country is adapting ...continue »

Muddy sediment from the bottom of a lake, some of it 200,000 years old, shows that Baffin Island has undergone unprecedented warming over the past half-century ...continue »  [riposte]

Thinking of geoengineering as a substitute for emissions cuts is like saying, "Now that I've got a seatbelt on I can take my hands off the wheel and turn around to face people in the back seat" ...continue »

September 2009 was the second warmest September on record, behind 2005, both across the globe as a whole (land and ocean) and over land (excluding the oceans) ...continue »

The authors of Superfreakonomics think we should address climate change through the cheap fix of geo-engineering. After all, what could possibly go wrong? Er, plenty ...continue »  [riposte]

Science reporting that downplays sober science in favour of the shrill shriek of climate denialists is nothing but propaganda. The BBC should report facts rather than political spin ...continue »

Since the industrial revolution the acidity of the oceans has increased by 30%. Within decades rising acidity will challenge life on a scale not seen for tens of millions of years ...YouTube »

Trillions of cubic feet of methane escape into the air every year from holes in pipes, and significantly impact the climate. Far from costing anything, fixing the leaks saves money ...continue »  [more]

Ever wanted to understand the basic radiative forcing and feedback physics which climatologists use to assess climate change? Well, here goes ...continue »  [more]

Early in September a top climate modeller made some observations on climate and the media. The cruel climate denial myth-making machine then swung into action ...continue »

Antarctica isn't undergoing the same rapid warming as the Arctic, so does it follow that fears of the Antarctic ice sheets melting are overblown? Actually, no ...continue »  [and the Arctic]  [more]  [more]

We need to double, perhaps triple, the agricultural production of the planet in the next 30 to 40 years. At present, it is completely unclear how (and if) we can do it ...continue »

Climate-change skepticism revolves around a set of constantly recycled bogus arguments. What are these arguments, and what errors of fact and of logic do they commit? ...continue »

With the help of a new method for assessing CO2 levels in the distant past, scientists have now shown that the last time they were this high was 15 million years ago ...continue »

A new study that takes positive feedback loops into account predicts a very dangerous 4°C of global warming by about the year 2055 – with dire consequences ...continue »

It is highly questionable whether the so-called "recent pause" in global warming is even real, and even if it's real such pauses are a mere consequence of short-term natural variability ...continue »

Just as the man with the high cholesterol needs to think hard about his diet, exercise and medicine, so too we've lost the right to the casual obliviousness that goes with not knowing ...continue »

Our CO2 emissions are on track to cause a threefold increase in the acidity of the oceans by 2100, taking ocean acidity to a level unprecedented in 20 million years ...continue »

We’re hurtling toward catastrophe but nobody wants to hear about it or do anything to avert it, says Paul Krugman. The dire warnings aren’t the delusional raving of cranks ...continue »

The Extreme Ice Survey is based on a network of time-lapse cameras set up to record the movements of glaciers. It is provides vivid evidence of climate change ...YouTube »  [more]

Without declaring it, China is embarking on a new, parallel path of clean power deployment and innovation. It is the Sputnik of our day and the U.S. ignores it at its peril ...continue »  [more]

Unchecked global warming could bring a severe temperature rise of 4°C within many people's lifetimes, according to a new report for the British government ...continue »  [more]

The argument that doing anything to limit global warming would destroy the economy is simply based on lies, as Nobel-prize-winning economist Paul Krugman explains ...continue »  [more]  [more]

Lamenting the death of the incandescent bulb is as daft as complaining about cars becoming more fuel-efficient, or deciding you want a course of leeches instead of paracetamol ...continue »

High-resolution satellite laser measurements show that glaciers and ice streams along both the Greenland and Antarctic coastlines are flowing faster and rapidly thinning ...continue »  [more]

The Earth has nine biophysical thresholds beyond which it cannot be pushed without disastrous consequences. We have already crossed three ...continue »  [more]  [more]  [more]

The best economic analyses say that averting the climate change crisis would cost Americans about $175 annually per household – the price of one postage stamp per household per day ...continue »

Five times in the geological record, coral reefs have vanished from the face of the earth. Now almost nothing can stop a sixth great mass extinction event ...continue »

Skeptics like to insist that all they really want is for the world to be a better place for all. They ignore the fact that it's the poor who are hit hardest by climate change ...YouTube »  [more]

China is leaving the U.S. in the dust as it surges ahead on clean energy. It has doubled its wind capacity every year since 2004, and has hardly begun to tap its potential ...continue »  [more]

The Arctic ice pack has melted to its third-smallest size on record, further reinforcing a strong, 30-year long negative trend in summertime ice extent ...continue »  [graph]  [more]

Last month had the warmest ocean surface temps ever recorded for August, and the second warmest combined land and ocean temps. Records were set in Australia and NZ ...continue »

The claim that "the other planets are warming" is just another Denier fable, but what makes it interesting is the number of ways in which it contradicts other Denier claims ...continue »

Creationists and climate change deniers share the same modus operandi: never retract, apologise or explain – just raise the volume and hope no one notices the trail of falsehoods ...continue »  [more]  [more]

Lucy Skywalker argues against sudden recent warming in the Arctic. Tamino begs to differ. They do battle on the following pages ...Lucy 1 » Tamino 1 » Lucy 2 » Tamino 2 »

A sea level rise of six feet would place much of New York city underwater – and beyond the reach of any protective measures. Even a rise of two feet would be a disaster ...continue »  [more]

With the first commercial shipment from Asia to Europe via the Arctic nearing its destination, the Arctic of our history books and lore – a frozen, largely forgotten sea – is truly history ...continue »  [more]

Ian Plimer's book, Heaven & Earth – Global Warming: The Missing Science, claims to demolish the theory of human-induced global warming. It contains at least 143 flaws ...continue »

For 40 years scientists have dreamed of collecting the sun's energy in space and beaming it back to Earth. It's a vision rapidly coming close to reality ...continue »  [and back on Earth]

An enduring myth of climate denialism is that global warming stopped in 1998. But there's a downside to spreading claims that are so easily debunked ...YouTube »  [more]

A new report warns that Arctic warming will cause flooding affecting 25% of the world's population, runaway greenhouse gas emissions and extreme global weather changes »  [more]  [more]

Warming as a result of increased levels of greenhouse gases in the atmosphere has overwhelmed a millennia-long cycle of natural cooling in the Arctic ...continue »  [more]  [riposte 1]  [2]  [reply 1]  [2]

The saga involving George Monbiot and the skeptic, Ian Plimer, has taken a new twist, with Plimer now apparently unable to locate text, figures and page numbers in his own book ...continue »  [more]

The coral reefs are doomed. Experts agree that within a few decades they will be reduced to rubble by carbonic acid from dissolved CO2 ...continue »  [more]

The era of fossil fuels is a blip in history, and what will replace it is the subject of a polarized debate. To find the answers one needs to take a calm look at the numbers ...continue »  [Book]

We cannot afford to lose even a few percent of the land ice on Earth, which in total would be enough to raise global sea levels by 65 meters. But losing it we are ...continue »  [more]  [more]

When George Monbiot tried to get the climate skeptic, Ian Plimer, to give sources for his bizarre claims, Plimer set him a most peculiar homework assignment ...continue »  [more]

Polar bears have shrunk over the last century. Physical stress caused by pollutants and the increased effort needed to find food is reducing their body size...continue »

Climate change has made history an inaccurate guide for farmers as well as energy investors – who must rely on probabilities and scenarios to make decisions ...continue »

If you want to show a factor is important in causing climate change, here is one way to do it: remove every factor except the one you want to highlight ...continue »

Despite trite references to Galileo, the climate contrarians’ ideas do not stand up against the overwhelming evidence linking human behavior to climate change. ...continue »

You may have thought that the silver lining of rising carbon dioxide levels would be a boost in crop yields. Yes, but we may trade quantity for quality ...continue »

New heat records in the seas are more ominous as signs of global warming than breaking records on land. Water takes longer to heat up and does not cool off as easily as land ...continue »

The heavily populated Nile Delta is under threat from rising sea levels, and without the food it produces Egypt faces catastrophe. A 1m rise will cause 20% of the Delta to go underwater ...continue »

Scientists increasingly consider ocean acidification to be as potentially catastrophic for the globe as any temperature rise associated with climate disruption ...continue »

"Over the past 250 years, humans have added just one part of CO2 in 10,000 to the atmosphere. One volcanic cough can do this in a day." Oh, really? ...continue »  [more]

A new study has confirmed that greenhouse gas emissions are largely responsible for the decade-long drought that is devastating south-east Australia ...continue »

Should environmentalists be trying to tame our industrial system, or should they be hoping for its speedy collapse? Paul Kingsnorth and George Monbiot argue it out ...continue »

The so called Medieval Warming Period is an article of faith among deniers. But what does the "Supreme Court of Science" say? ...YouTube »

One of the largest glaciers in Antarctica is now thinning four times faster than it was ten years ago. This has serious implications for sea-level rise ...continue »  [and the Arctic]

John Holdren says we have three options with regard to climate change: mitigation, adaptation, and suffering. What's at issue is what the mix is going to be ...continue »

Climate change skeptic, Ian Plimer, has committed himself to answering questions posted by George Monbiot here. But he's instead engaging in a bizarre evasion ...continue »  [more]

Military and intelligence analysts have found that climate-induced crises will pose profound strategic challenges to the U.S. in coming decades ...continue »  [more]

The PETM was a very weird period around 55 million years ago. The press coverage and discussion of a recent paper on the subject has been even weirder still ...continue »

Let battle commence! Ian Plimer has agreed to answer written questions to defend his viewpoint that humans aren't warming the world. The questions are these ...continue »  [more]

In June of 2009, a story surfaced about the alleged suppression by the EPA of a report challenging the science of global warming. But here are the facts ...YouTube »

Climate change is melting America's glaciers at the fastest rate in recorded history, exposing the country to higher risks of drought and rising sea levels ...continue »  [& in Switzerland]  [more]

There is a global race to lead the next great global industry, clean energy. At present the U.S. is losing as China invests 10 times more as a percentage of its GDP ...continue »  [more]  [riposte]

A new El Niño has begun, and it's expected to last through the northern hemisphere winter of 2009-10. It may make 2010 one of the hottest years on record ...continue »  [ENSO status]

Energy efficiency investments in the U.S. could cut CO2 emissions as much as taking every vehicle off the road, and save $600 billion into the bargain ...continue »  [report]

No lesser authority than the International Energy Agency's chief economist says the world is heading for a catastrophic energy crunch because of peak oil ...continue »  [more]  [more]

If EEStor is running a scam, it's a brilliant one. For years it has been promising a capacitor that can hold enormous amounts of energy ...continue »  [more]  [interview audio]

Climate change deniers repeatedly allege that they are being censored. There's just one problem: they have yet to produce a single valid example ...continue »  [riposte]  [counter riposte]

How long does the HadCRU temp record have to remain unbroken before we have any statistically significant evidence that global warming peaked in 1998? The answer is until 2013 ...continue »

Does warming of the ocean cause cloud cover to increase, or to diminish? If the latter answer is correct then we're in trouble – and new research indicates it is ...continue »  [riposte]

A new study indicates that increasing solar activity and a looming El Niño will result in the planet warming at a greatly increased rate over the next five years ...continue »

Spy-satellite images that reveal the devastating impact of global warming in the Arctic have been declassified by the White House and released by the US military ...continue »  [more]

If we burn even half of remaining fossil-fuel reserves we will send the planet toward an ice-free state with sea level about 250 feet higher than today, writes NASA's James Hansen ...continue »

All that's stopping electric vehicles from displacing their fossil-fuel powered cousins is the poor performance of batteries. Much better batteries are just around the corner ...continue »

Will this year's melting of the Arctic sea ice break the astounding record set in 2007? It may well come frighteningly close. Sea ice extent is in rapid decline ...continue »  [more]  [area]  [anomaly]

In Greenland one of the world's largest glaciers is shrinking at an alarming rate due to global warming – with potentially dire consequences ...continue »  [more]  [& the Petermann glacier]

America can create millions of green jobs and combat global warming for 48 cents a day per household. The cost of cutting emissions will also be scarcely detectable in the UK ...America » UK »

Is the current bout of climate change exceptional and dangerous, or is it nothing but a normal and natural variation? Four climate scientists share their views ...continue »

Last month had the highest average ocean surface temps ever recorded for June. Combined land and ocean temps were the second-warmest on record ...continue »  [more]  [riposte]

Wind turbines restricted to non-forested, ice-free, nonurban areas operating at 20% of their rated capacity could supply global electricity consumption 40 times over ...continue »  [more]

China's cornering the renewable energy market, and the UK's legally bound itself to cut emissions 34% by 2020. Meanwhile America's becoming a boiled frog ... China » UK » America »

Global warming denial is based around a set of bogus factoids which have a zombie-like ability to keep returning to life no matter how many times they are shot down ...continue »

A stumbling block for renewable energy has been storing electricity for days when the sun isn't shining and the wind isn't blowing. Solutions are now in reach ...continue »

Ingenious, madcap and perhaps not strictly legal – a global appeal for innovative solutions to climate change has produced a shortlist of twenty ingenious ideas ...continue »  [the ideas]  [videos]

The Waxman-Markey bill can seem like a riddle wrapped in a mystery inside an enigma. Is it fair? Does it go far enough? Here are two contrary views ...Pro  » Con  »

Coral reefs support a quarter of all marine life including more than 4,000 species of fish. CO2 is already above the level which condemns them to extinction ...continue »  [more]  [more]

The Earth is going thin on top. A new study has revealed that the Arctic Ocean's permanent blanket of ice around the North Pole has thinned by more than 40% since 2004 ...continue »  [more]  [more]

When it comes to climate change, people are much more wedded to their moral, political, and tribal viewpoints than they are to scientific method. NASA's Gavin Schmidt explains ...continue »

Wildlife biologists and climate scientists overwhelmingly agree that the disappearance of Arctic sea ice will lead to a sharp drop in polar bear populations ...continue »  [more]  [more]

"Grassoline" is biofuel made from cellulose, not from edible biomass. The world can potentially produce enough of it to completely replace petroleum ...continue »

A reconstruction of ice extent in the sea between Greenland and Svalbard from the 13th century to the present indicates that there has never been so little sea ice as there is now ...continue »

A common ploy of climate skeptics is to refer to time spans far too short to have much to do with climatic trends. A recent attack on RealClimate offers a case in point ...continue »  [riposte]

Sea levels rose 17cm in the 20th century. They're rising at a rate of 32cm per century now, and as the Greenland and West Antarctic ice sheets melt they could easily go up 1m by 2100 ...continue »

For anyone wondering whether climate change has already hit the United States, a recent U.S. government report says it has – and in a big way ...continue »  [more]

The only way to stop climate change is to find a magical new technology that costs less than coal, that has the same reliability, but that doesn't produce CO2. The good news is ...continue »

The many members of the US congress who voted "no" to the Waxman-Markey climate-change bill for demonstrably bogus reasons have committed a kind of treason ...continue »  [more]  [riposte]

When The Great Global Warming Swindle was first broadcast, climate deniers thought that at last they had the definitive polemic to beat back the forces of science and reason ...YouTube »

The winds in high-altitude jet streams hold 100 times more energy than all the electricity being consumed on Earth. We can tap into them with kite-turbines ...continue »  [Also, offshore wind.]

10% of the world's population would be inundated by a 1 metre rise in sea levels, while another 30%, more than 2 billion people, live in drylands vulnerable to endemic drought ...continue »

Forget expensive high-tech silver bullets such as nuclear fusion and carbon capture and storage; the solution to climate change lies in the humble electric immersion heater ...continue »

Of all the myriad climate skeptic arguments out there, the argument that the current rise in CO2 is not human caused is truly is one of the most ridiculous ...continue »  [more]  [more]

Coal left in the ground is useful. It holds up the mountains, which, left intact, are an ideal site for wind energy. In contrast, mountaintop removal of coal is a shameful abomination ...continue »  [more]

Frightening temperature increases which would make life difficult if not intolerable are forecast for Britain during the course of the coming century ...continue »  [more]  [more]

If just 0.3% of the light falling on the Sahara and Middle Eastern deserts was captured, it would provide all of Europe's energy needs. Plans are afoot to make it happen ...continue »

A US federal report predicts parching droughts for the Southwest, pounding rainstorms for Washington, Vermont loosing its maples and Key West going underwater ...continue »  [report]  [riposte]

Few PR offences have been so obvious, so successful and so despicable as the attack on the science of climate change. It has been a triumph of disinformation ...continue »

If "global warming" conjures visions of intractable scientific debate, frugal living, and hemp-clad activists, you are not alone. So is there a better word for doom? ...continue »  [more]

U.S. airlines alone burn 240 million gallons of jet fuel every day. How to get that much fuel from a carbon neutral source? Biofuels from algae may hold the key ...continue »

If climate change is the inconvenient truth facing our society, then advanced nuclear power is the inconvenient solution staring right back at environmentalists ...continue »

"A wave comes along, lifts the whole boat, and then drops it down again. You must be able to harness some of that, I thought." And so the idea of the "searaser" was born ...continue »

The melting Arctic is releasing vast quantities of methane – a greenhouse gas twenty-five times more potent than CO2. How big is the threat, and what can be done? ...continue »

Climate skeptics like to claim that volcanoes produce more pollution than all of mankind put together. This claim has its sources in various bizarre conspiracy theories ...continue »  [more]

In the face of an utter dearth of refereed studies supporting their claims, climate skeptics simply cite studies that explicitly refute their arguments as if they supported them ...continue »

The climate debate has a groundhog day quality to it. The same nonsense, the same logical fallacies, the same strawmen, the same confusions - all seem to be endlessly repeated ...continue »

Commercially exploited fishes are moving northward and into deeper waters at rapid rates, invading polar seas, and withdrawing from subpolar seas and the tropics ...continue »

"Can we actually save the Netherlands? Or should we abandon part of the country?" This is the question Dutch leaders have been asking themselves in the face of rising sea levels ...continue »

Driving and alcohol don't usually mix, but giving a petrol engine an occasional slug of the hard stuff could make it as fuel-efficient as a petrol-electric hybrid ...continue »

Niels Bohr said, "Prediction is difficult, particularly when it's about the future." We accept uncertain outcomes from economic policy, but demand 100% certainty from climatology ...continue »

The national science academies of 69 countries are warning that rising acidity in oceans will cause a global catastrophe unparalleled in tens of millions of years ...continue »  [more]

LED lights are more than twice as efficient as compact fluorescent bulbs. They're compatible with dimmer switches, contain no mercury and virtually last forever ...continue »

We add a net total of 4.1 billion tonnes of CO2 to the atmosphere per year. But our agricultural residue holds 6 billion tonnes of carbon. What if we burried some of it as biochar? ...continue »

Once-in-50-years extreme temp events will happen eight times per decade in the western USA by 2040 if greenhouse gases continue to rise, new research shows ...continue »

Melting permafrost could eventually disgorge a billion tonnes a year of greenhouse gas into the atmosphere, accelerating the threat from climate change, a new study confirms ...continue »

Concentrating solar power uses mirrors to focus sunlight onto water. The technology is improving rapidly, and could generate one-quarter of the world's electricity by 2050 ...continue »  [report]

The word "freedom" is one of the last arrows in the quiver of those who seek to block action on climate change. But what exactly do these opponents of action mean by freedom? ...continue »

How can we stop climate change and power the planet for millennia while disposing of radioactive waste? In Chapter 5 of his Prescription for the Planet Tom Blees explains ...continue »  [more]

By 2100, the world will probably be hotter than it's been in 3 million years. That will put humanity far outside the bounds of anything it has ever experienced ...continue »

There's no more time for waffling on climate change action – it's a matter of national security. That's the message from 12 distinguished retired generals and admirals ...continue »  [more]

The most comprehensive climate modeling yet carried out shows that without rapid action, global warming will be about twice as severe as estimated six years ago ...continue »  [more]

The combined average global land and ocean surface temps for April 2009 ranked fifth warmest since worldwide records began in 1880, according to the NCDC ...continue »

Climate Denial Crock of the Week is a series of short videos posted on YouTube that carefully explodes the many myths being peddled by climate change skeptics ...continue »

Over the coming century, climate change will worsen virtually every health problem we know of, says a new report from The Lancet and University College, London ...continue »  [more]

"Grid parity" is the game-changing point at which solar electricity becomes as cheap as conventional nonrenewable electricity. With falling production costs, it could be here by 2013 ...continue »

Air-powered cars cost a fraction as much as electric cars, don't have expensive batteries that need replacing every five years, and, crucially, take only a minute to recharge ...continue »

Many think the greenhouse effect was a late 20th-century discovery. In fact it was postulated in the 1820s and confirmed experimentally by John Tyndall in 1859 ...continue »  [more]  [more]

We don't know how long we can burn coal before Greenland's ice sheet is doomed. Nature sets the deadlines, nature is the timekeeper. But we humans can't see the clock ...continue »

Suppose scientists discovered that a meteor, hurtling toward the earth, was set to strike later this century. How would news organizations cover this story? ...continue »

The days of freely dumping greenhouse gases into the atmosphere are coming to an end, but how best to price carbon emissions – cap-and-trade, or a carbon tax? ...continue »

Once there were swarms of butterflies in British skies but today you will be lucky to spot one or two – and climate change is the culprit ...continue »  [But giant spiders may benifit!]

A new wave-energy device known as "Anaconda" is the latest idea to harness the power of the seas. It is little more than a length of rubber tubing filled with water ...continue »  [more]

When it comes to treating cancer, making business investments and ordering military operations no one thinks action should wait for perfect information. It's the same with CO2 ...continue »  [more]

A short column containing no less that 38 manifest falsehoods seems set to win the prestigious Christopher Booker Prize for Climate Denial Nonsense ...continue »  [more]  [more]

A release of greenhouse gases similar in magnitude to that which humans are now causing coincided with the most extreme global warming event of the last 65 million years ...continue »

Integral Fast Reactors can convert highly toxic nuclear waste into something much safer and more manageable, and power the whole planet into the bargain ...continue »  [and fusion]

Opponents of action on climate change claim that limiting emissions would devastate the U.S. economy. They're wrong, explains Nobel-prize winning economist, Paul Krugman ...continue »

How long would it take for CO2 concentrations to return to safe levels if humanity went cold turkey and cut off all emissions? The answer is counter-intuitive and alarming ...continue »  [more]

Climate-change deniers come in three kinds: those who'd simply rather not face up to an inconvenient truth, the old men winning post-retirement celebrity, and the paid stooges ...continue »

Climate change is now affecting every form of life in the Arctic, says a major new report by polar scientists. Plants are speading, snow cover is decreasing and glaciers are shrinking ...continue »

New solar thermal technology overcomes a major challenge facing solar energy – how to store the sun's heat so power can still be produced at night ...continue »  [more]

Simple messages, which make headlines and create doubt amongst the laity, are an easy sell in the pseudo-sceptical world of climate science contrarianism ...continue »

By the end of the century, half of all species on Earth may be extinct due to global warming and other causes. Who will survive the world's dwindling biodiversity, and why? ...continue »

For years the Global Climate Coalition spent millions attacking the idea that CO2 drives climate change – even though their own scientists said the science is irrefutable ...continue » [more] [more] [riposte]

The most effective and despicable disinformation campaign in U.S. history is ramping up again, claiming we can reduce emissions without raising the cost of carbon pollution ...continue »

Levels of CO2 and methane both increased last year, despite the global economic downturn. And global temps in first three months of 2009 were the 8th-warmest on record ...CO2 » temperatures »

If mid-range projections of global warming prove right, climate change will shrink the ranges of 15 to 37 percent of all species so drastically that they will be "committed to extinction" ...continue »

Doctors have long railed against black carbon for its devastating health effects in poor countries. It's just been recognized that it's also a hugely important driver of climate change ...continue »  [more]

The Tesla all-electric sedan uses 1 cent of electricity per mile. A comparable gasoline car uses 16 cents of gasoline. Shai Agassi sees a vast market for swappable batteries ...continue »

Evidence from fossil coral reefs in Mexico suggests that sea levels suddenly rose by 6.5 to 10 feet within a span of just 50 to 100 years, about 121,000 years ago ...continue »

Do recent lower global temperatures undercut the theorized relationship between CO2 and warming? The answer is "no", as Zeke Hausfather explains ...continue »

Drastic, economy-changing cuts to greenhouse gas emissions will spare the planet just half the trauma expected over the next century as the Earth warms. And that's the good news ...continue »

Government officials wear their lack of planning for peak oil as a badge of honour, like the Viking berserkers who went into battle without armour to show how mad they were ...continue »

The things that climate change models are predicting have already arrived in Australia: drought, fires, killer heat waves, wildlife extinction and mosquito-borne illness ...continue »

Till now, official estimates of sea level rise haven't included any contribution from the melting of Antarctic ice. It is becoming horribly clear that this is a serious omission ...continue »

In recent decades, 20,000-year-old glaciers in Bolivia have been retreating so fast that 80 percent of the ice will be gone before a child born today reaches adulthood ...continue »

Skeptics like to claim that CO2 levels are not correlated with temperature changes, particularly not over the last 100-150 years. This is complete hogwash ...continue »

The total volume of Artic sea ice probably reached a record low last summer, and the six lowest winter sea ice maximums on record were all in the last six years ...continue » [more] [video]

A new paper shows how utterly normal it is to get a 10- or even 15-year period with no real change in global temps even when in the end there is very strong warming ...continue »

A new study says the Arctic will be ice-free in thirty years. Meanwhile in Antarctica the Wilkins ice shelf is on the verge of collapse and the Wordie shelf has gone ...Arctic » Antarctica 1 » » » »

Europe basked in unusually warm weather in medieval times, but why has been open to debate. Now the natural climate mechanism that caused the mild spell has been pinpointed ...continue »

With record-setting heat waves, bush fires and drought, Australians are increasingly convinced they are facing the early impacts of global warming ...continue »

China is rapidly extending its lead in the booming solar cell industry. Now China's leaders are planning to do the same with hybrid and all-electric vehicles ...photovoltaics » cars »

The dangers of a fossil fuel-driven world are enormous. The solution to the problem – renewable energy – is becoming more effective and less expensive by the day ...continue »

Under a business as usual scenario, CO2 levels at the end of this century will give us around a 50-50 chance of being up five degrees centigrade, with unthinkable consequences ...continue »

We know when the market hits a wall. It shows up in red numbers on the Dow. Unfortunately Mother Nature doesn't have a Dow, but if it did, it would be breaking into new lows ...continue »

We are now in the midst of a human-induced mass extinction – the so-called "Holocene event". There is a sense among researchers that it will be very bad indeed ...continue »

President Obama's statement "The science is beyond dispute and the facts are clear", can't possibly refer to every issue in science or every potential fact ...continue »

While shrinking sea ice in 2007 may have attracted all the headlines, some researchers say what is really scaring them is a simultaneous jump in methane levels ...continue »

The UK government's chief scientist, Professor John Beddington, thinks that by 2030 humanity will be confronted by a perfect storm of terrible problems ...continue »

In this brief video, Saul Griffith unveils the invention he has been working on: giant kite turbines that create surprising amounts of clean, renewable energy ...continue »

How can Integral Fast Reactors save us from climate change? Professor Barry Brook has compiled a list of articles and audio files wherein the technology is explained ...continue »

It's called "global weirding" – the way rising temps are causing species to change their ranges, the timing of their migrations, and the way they interact with other living things ...continue »

There are now four climate lobbyists for every member of congress, and NASA's James Hansen is warning that the democratic process isn't working ...lobbyists » Hansen »

How can a pool of meltwater on an ice sheet's surface set the whole ice sheet moving faster to the sea? A team of scientists have confirmed the mechanism ...continue »  [video]  [more]

The threat of climate change has grown so great that no lesser scientific body than the UK's Royal Society is working on a Plan Bgeo-engineering on a planetary scale ...continue »

If climate scientists were to put aside rigorous terminology, they would likely settle on a one word assessment of our prospects, Anglo Saxon in origin and not to be used in polite company ...continue »

Just as a few economists warned us we were living beyond our financial means, scientists are warning us that we're living beyond our ecological means ...continue »

Thomas Edison might have relished the irony. Just as his light bulbs head for extinction, his other great passion, direct electric current, is set to transform green energy ...continue »  [more]

Scientists and the media have a moral responsibility to better inform the public about the dire realities of a warming world, explains The New Yorker's Elizabeth Kolbert ...continue »

Our CO2 emissions are turning the seas into acid so quickly that the coming decades will recreate conditions not seen on Earth since the time of the dinosaurs ...continue »

Two years after the IPCC confirmed that anthropogenic climate change is real, global warming's skeptics are showing signs of internal rifts and weakening support ...continue »  [for fun]

Scientists will warn this week that rising sea levels, triggered by global warming, pose a far greater danger to the planet than previously estimated ...continue »

Because of lags and inertia in the climate system we are already committed to a lot more warming than has yet been experienced. How much? Professor Barry Brook explains ...Part I » Part II »

Although the rapid release of methane may sound like science fiction, it's not that far-fetched: methane is suspected in nearly all of the dramatic warming spells in Earth's history ...continue »

How on Earth to sum up in a single phrase the dim-witted obstinacy of those who reject climate change science? The term "climate change creationists" fits the bill ...continue »

Sea levels are rising at a rate of 3.2cm per decade, and the rate of rise will inevitably accelerate, explains climate scientist and oceanographer Stefan Rahmstorf ...continue »  [more]

Improving the efficiency of the U.S. electricity grid by a mere five percent would be the equivalent of eliminating the fuel use and carbon emissions of 53 million cars ...continue »

The people who told us for years that climate change was a myth now say it's all true – but something called 'clean coal' can fix it. This is pure and utter greenwash ...continue »  [for fun]

They claim they're "sceptics" – but when any explanation will do as long as it backs their theories, "climate change deniers" is the only term good enough ...continue »

Alligators basking off the English coast; a vast Brazilian desert; the mythical lost cities of Saigon, New Orleans, Venice and Mumbai. Welcome to the world warmed by 4°C ...continue »

It's not so much CO2 we need to worry about as the positive feedbacks it sets it motion. That these feedbacks exist is established beyond scientific doubt ...permafrost »  water vapor »

Once the Arctic Ocean's summer sea ice disappears – which many scientists say could happen in roughly 20 years – what comes next? Scientist Julienne Stroeve explains ...continue »

Europe's glaciers are thought to have lost a quarter of their mass in the last 8 years. Scientists have ruled out the idea that this can be put down to natural causes ...continue »

New analyses suggest coal reserves are a lot less plentiful than usually assumed. If true, that's good for the climate. Either way it's urgent to replace fossil fuels with renewables ...continue »

The fossil of a massive snake is part of a growing tide of evidence that suggests a postulated mechanism for buffering the tropics from global warming doesn't exist ...continue »

With Obama in power, it may seem odd to be planning a major act of civil disobedience at a coal-fired power plant in Washington D.C.. But the time is right to be upping the ante ...continue »

NASA's James Hansen writes that the tar sands of Canada constitute a deadly threat to our planet. The US and Canada must agree not to develop them ...continue »  [more]

On Saturday 7 February 2009 Australia experienced its worst natural disaster in more than 100 years. Climate change was almost certainly partly responsible ...continue »  [more]  [more]  [more]

Fast spectrum reactors burn nuclear waste as fuel, use 99.5 per cent of the energy in uranium, and are very safe. So why aren't we deploying them? ...continue »  [more]

Back in 1988, James Hansen predicted global warming, and his prediction came true. Now he says that if we don't stop burning coal, we will destroy the planet we know ...continue »  [riposte]

You've heard of Peak Oil, but what about Peak Coal? New reports indicate that coal reserves have been hugely overstated. One more reason to embrace renewable energy ...Part 1 »  Part 2 »

The disaster in Australia bears witness to the fact that, where forest fires are concerned, a couple of degrees of temperature change makes the difference between life and death ...continue »

Climate scientist Vicky Pope says the evidence for anthropogenic climate change is overwhelming. But she is frustrated by extremists on both sides of the debate ...continue »

If the buildup of greenhouse gases is causing global warming, then why isnt each year hotter than the previous? The climatologist Barry Brook explains ...continue »

NASA’s Robert Bindschadler is a leading expert on glaciers and ice sheets. He thinks we may see around a meter of sea-level rise in the next 40 years ...continue »

Global warming can't be linked to individual weather events. But it loads the dice to make disasters like the fires that have killed more than 100 Australians a lot more likely ...continue »  [more]

Water from melted Antarctic ice sheets won't spread evenly across the oceans. It will instead gather in bulges around North America and the Indian Ocean ...continue »

Errors in data from one automated weather station notwithstanding, the Antarctic warming trend is robust. The climate skeptics' claims to the contrary are specious ...continue »

The tropics are spreading polewards at 7km/year. That's pushing the subtropical deserts polewards too: bad news for US Southwest and the Mediterranean ...continue »

A panel of 155 marine scientists have declared that acidification due to rising CO2 is on the verge of severely damaging the world's coral reefs and fisheries ...continue »  [more]  [declaration]  [riposte]

A recent publication from the World Glacier Monitoring Service reveals that ninety to ninety five percent of glaciers around the world are in retreat ...continue »  [the report]

The latest record-breaking hot spell, which comes on top of an unprecedented 12-year drought, is but a taste of what the future holds in store for Australia ...continue »  [more]

Many scenarios have been proposed to help us engineer our way out of potential climate disaster. Now a new study could point us towards the ones that are most effective ...continue »  [more]

Greenhouse gas emissions can be rapidly reduced to 35% below 1990 levels by 2030, at the cost of only 1% of world GDP according to a new report ...continue »

In a single year, the Arctic lost an area the size of Alaska. So how long before it melts altogether? A team of British explorers are risking their lives to find out ...continue »  [more]

Climate change is essentially irreversible, according to a sobering new scientific study. This means it is all the more important for humanity to proceed with caution ...continue »

Off-shore wind power could generate enough electricity to supply every home in the UK by the end of the next decade, the government has concluded ...continue »  [more]  [more]  [more]

97% of climatologists who are active in research think humans play a role in causing climate change, but only 64% of meteorologists hold this view. What's going on? ....continue »

The death rates of trees in the western United States have doubled during the last three decades, and scientists think global warming is to blame ...continue »

The science is settled and the damage has begun. The only question is whether we will embrace the few imperfect options we have left. Bill McKibben explains ...continue »  [more]

As for North and South America, Africa, Asia, and Australia, so too for Antarctica. New data show that even the southern continent has been steadily warming ...continue »  [more]  [more]   [riposte]

The plain truth is that the USA uses energy inefficiently. This means there are low-hanging fruit waiting to to be plucked by Obama as he tries to wean America off fossil fuel ...continue »

New research finds that even a moderate increase in sea-floor temps could trigger a huge release of the potent greenhouse gas, methane, from ocean hydrates in the Arctic ...continue »

As NASA's James Hansen warns that Barack Obama has only four years to save the world, the American Meteorological Society is awarding him its top honor ...warning »  honor »

NASA's Goddard Institute predicts that, even taking a slight cooling effect from reduced solar activity into account, a new global temp record is likely to be set in the next 1-2 years ...continue »

Global warming may seem like an overwhelmingly complex problem. But one scientist thinks the answer is simple: all we need is white paint. A lot of white paint ...continue »  (and reflective plants)

Its impact on climate aside, coal is a highly polluting source of electricity that has serious impacts on human health, especially among those who live near major plants ...continue »

Scientists have issued a new warning about climate change after discovering a sudden and dramatic collapse in the amount of CO2 absorbed by the Sea of Japan ...continue »

The weather of the past few weeks would have been unexceptional in the early 1980s. Today it is being cited as definitive proof that manmade climate change can’t be happening ...continue »

Might it be possible to scrub CO2 directly out of the atmosphere so that it can be safely sequestered? Several promising technologies are already on the drawing boards ...continue »

The IEA has a history of seriously underestimating the potential of wind, solar and sea power, while promoting oil, coal and nuclear as 'irreplaceable' ...continue »

How do climate models deal with phenomena like clouds, humidity, aerosols and solar variations? The top climate modelers at RealClimate have produced a FAQ ...continue »

The latest list of "650 International Scientists (who) Dissent Over Man-Made Global Warming" is more of the same: dead guys, paid deniers, and "experts" from unrelated fields ...continue »

2009 is set to be one of the top-five warmest years on record, say climate scientists at the UK Met Office. There is also a growing chance of new records being set soon after 2009 ...continue »

Coral growth across the Great Barrier Reef has suffered an unprecedented slowdown since 1990. The probable cause is acidification due to rising CO2 ...continue »

A study by NASA shows that cutting down on soot pollution could have an immediate cooling effect, and prevent hundreds of thousands of deaths from air pollution at the same time ...continue »

Barack Obama pledges to put emphasis on making decisions that are grounded in science. Thanks to NYT readers, Andrew Revkin has some questions for him ...continue »

Despite the global economic downturn, spending money now to keep climate change in check will save us money in the long run, according to a new report ...continue »

A radical plan to curb global warming caused by our rampant burning of fossil fuels would involve covering parts of the world's deserts with reflective sheeting ...continue »

"Terrifying" is the word for a situation of an Inuit hunter who is lost on shifting ice, or sees his home fall into an ice fissure. Climate change threatens peoples of the Arctic ...continue »

The threats posed by climate change are worse than those imagined by most governments, warns a German scientific advisor on global warming ...continue »

The chances of enjoying a white Christmas are on the decline. Future Irving Berlins will have to find different themes for Christmas songs by 2100 ...continue »

As signals of climate change begin to come into focus in the Sierra Nevada, its melting snows spell trouble. Yosemite's Lyell Glacier is a case in point ...continue »

Call it prudence, or maybe desperation. But as a last resort, mankind may be forced into aggressive geoengineering schemes to save us from global warming ...continue »

Weather is not climate, and even the global atmosphere has ups and downs that have little or nothing to do with increased greenhouse gases...continue »

Carbon dioxide is a colorless, odorless gas whose effects on earth lie relatively far in the future. Imagine if it were, instead, a pink gas, and you could see it ...continue »

What we've learned in 2008: CO2 is not the only greenhouse gas, the hockey stick still stands, Arctic sea ice is in decline, and warming is already having an impact ...continue »

Even with large and early cuts in emissions, the indications are that temperatures are likely to rise to around 2°C above pre-industrial levels by the end of the century ...continue »

Germany: the new dirty man of Europe. The new emissions agreement is a disaster. Angela Merkel will go green only when it doesn't hurt big business ...continue »

More than two trillion tons of land ice in Greenland, Antarctica, and Alaska have melted since 2003, according to new NASA satellite data. An effect of global warming ...continue »

The great thing about complex data is that any number of valid headlines be used to describe it. Look at the situation with world temperature summaries ...continue »

Emissions cuts – simply cleaning the air – offer a far more immediate global warming solution than dealing with greenhouse gases such as CO2 ...continue »

We worry ourselves to pieces about terrorism, epidemics, and financial collapse. But the biggest threat to us may be one that gets almost no attention: running out of oil ...continue »

If you think hotter days, horrific droughts and floods, angrier storms, and surging seas are bad, wait to you hear about the catastrophe beneath our feet ...continue »

Scientists studying the changing nature of the Earth's climate say they have completed one crucial task: proving beyond a doubt that global warming is real ...continue »

The whitebark pine, a beautiful tree found in the high elevations of the western U.S. and Canada, is being driven to extinction because of global warming ...continue »

Cyberspace has buried its head in a cesspit of climate change gibberish. Protestors on the street in Posnan get it, but online, planted deniers drive a blinkered fiction ...continue »

The once abundant herds of caribou of northern Canada are dwindling, rivers are running lower, and the ice is too thin to hunt on, says an Inuit leader ...continue »

In the U.S., massive amounts of energy are lost in heating and cooling buildings. Large quantities of CO2 could be saved by reducing the average size of structures ...continue »

Unfavorable climate change in the easter Mediterranean – dry weather from 100 A.D. to 700 A.D. – coincided with the fall the Roman and Byzantine empires ...continue »

Forty years ago, elkhorn coral grew off Florida in dense forests that would cover parking lots. Now, the biggest clump you'll find would barely fill a single parking space ...continue »

The Canadian Coast Guard has confirmed that in a major first, a commercial ship travelled through the Northwest Passage this fall to deliver supplies to western Nunavut ...continue »

Researchers have come up with a way to predict the rate at which ice shelves break apart into icebergs, a key step in the process by which climate change drives sea level rise ...continue »

An environmental activist is to lodge a $1 billion class action lawsuit at the International Criminal Court against all world leaders for failing to prevent global warming ...continue »

Not to stabilize CO2 at 350 ppm this century is to risk an ice-free planet, warns James Hansen. But to require the impossible may not be the best way to save the planet ...continue »

The latest science suggests that preventing runaway climate change, and with it a catastrophic outcome for the human race, is total decarbonisation ...continue »

A new design for harnessing solar energy is about to be launched in southern Spain. When it is up and running, it will supply electrical power for 11,000 Spanish homes ...continue »

Time is running out to prevent catastrophic consequences from global warming caused by burning fossil fuels, leading climate scientist James E. Hansen has warned ...continue »

The oceans absorb more than 80% of the heat from global warming. “If you aren’t measuring heat content in the upper ocean, you aren’t measuring global warming” ...continue »

Underground carbon sequestration would be a way to deal with emissions from coal-fired power plants. Now a practical means to sequester may be on the horizon ...continue »

After years of living in fear of climate change, we are fast acquiring the weapons to defeat it. But the only man who can unite humanity for this struggle is Barack Obama ...continue »

Capping carbon emissions would spur on technology, create new jobs, and add to economic prosparity around the globe, say a group of U.S. business leaders ...continue »

The heat-amplifying effect of water vapor is potent enough to double the climate warming caused by increased levels of carbon dioxide in the atmosphere ...continue »

Scientists have unveiled the first direct evidence that massive floods deep below Antarctica's ice cover are accelerating the flow of glaciers into the sea ...continue »

Global warming will have a devastating impact on California's agriculture, infrastructure, and overall economy over the next century, according to a new report ...continue »

A thick brown cloud of soot and chemicals stretching from the Persian Gulf to Asia threatens health and food supplies across the world: the newest threat from global warming ...continue »

It is frightening to see how quickly the oceans are changing: more than 90% of the oceans' top predators – large sharks, tuna, swordfish, cod – are now gone ...continue »

A type of rock found at or near the surface in Oman and other areas around the world could be harnessed to soak up globe-warming carbon dioxide ...continue »

The outlook for oil is even bleaker than it was a few years back. Three out of five petroleum geologists surveyed think global oil output will peak within 10 years ...continue »

Nuclear power plants smaller than a garden shed and able to power 20,000 homes will be on sale within five years, say scientists at the Los Alamos laboratory ...continue »

What are the General Circulation Models that the IPCC uses to predict future warming, and how exactly do they work? Some top climate modellers have written a FAQ ...continue »

President-elect Obama will shred the Bush administration's energy policies and introduce a major climate bill to bring the US back into the international environment fold ...continue »  [more]  [more]

Even as the world struggles to fashion fair and effective forms of mitigation, adaptation will be essential to minimize the worst consequences of climate change ...continue »

In a graph of US federal R&D; dollars, the portion that represents money going to energy research resembles an emaciated python that had one decent meal ...continue »

Solar power is exploding in America, with states from California to New Jersey vying to attract renewable energy companies. The potential for job creation is huge ...continue »

Until recently the data showed less warming in the tropical troposphere than on the surface, a result inconsistent with basic climate theory. The discrepency is now resolved ...continue »  [more]

It's been shown that human activity is responsible for climate change in North and South America, Africa, Asia, Europe, and Australia. But not Antarctica. Until now, that is ...continue »  [more]

Thomas L. Friedman explains why the country that creates an energy technology revolution is going to have the most national security, economic security and global respect ...continue »

The consulting editor of Petroleum Review – a flagship oil-industry journal – claims peak oil will occur by 2013. He's calling for an industrial Green New Deal, starting now ...continue »

When John Sterman asked 212 MIT grad students how much CO2 emissions must be cut in order to stabilize atmospheric carbon levels, he got a perplexing result ...continue »

Risks of inaction over climate change far outweigh the turmoil of the global financial crisis, says economist and global warming expert Sir Nicholas Stern ...continue »

Banking crisis, recession, stocks tumbling, and a gloomy economy – you may think it's a bad time to worry about climate change. In fact, it's exactly the right time ...continue »

New Zealand and other island states are set to become a lifeboat nations, "because the world may get almost intolerable during the coming century," says James Lovelock ...continue »

Since 1995, there have been 207 named storms in the Atlantic basin, a 68% increase from the previous 13 years, says the NOAA. Of these, 111 were hurricanes ...continue »

A climate model is like a laboratory. It combines hundreds of hours of work by scientists all over the world, including people who study some very particular processes ...continue »

The Little Ice Age of the 1600s may have been brought about by low solar irradiance. That doesn't mean more recent climate zig-zags have the same cause ...continue »

An more green alternative to our doomed free-market model is now a priority before a global recession, combined with an unstable climate, forces itself upon us ...continue »

McCain and Obama agree on the need for climate legislation, expansion of nonpolluting energy sources, and leadership in global talks on a new climate treaty ...continue »

It would be a dangerous folly for the EU to tamper with the European-wide target of reducing CO2 emissions to 20 per cent of 1990 levels, says The Independent ...continue »

Even the most stringent of proposed climate mitigation measures may not avert destructive climate change in coming years, a new analysis published in Nature shows ...continue »

The ever-worsening reality of global warming is driving more and more scientists to become desperate about our future. Yet deniers continue to recruit followers. Why? ...part 1 ... part 2

The financial crisis for which we must now pay heavily prefigures the real collapse, says George Monbiot, when humanity bumps against its ecological limits ...continue »

Worst case scenario: Antarctica will have a resident population of 3.5 million and global trade may have collapsed by 2040. Meanwhile, the world will be at war over water ...continue »

Despite some recovery of the Arctic summer sea ice this year, the signs suggest the transition to a seasonally ice-free Arctic Ocean is underway ...continue »

Climate change caused by rising CO2 is now widely recognized. But the other side of the equation, massive absorption of CO2 by the ocean, has received far less attention ...continue »

Making green energy work may depend on three unlikely heroes: an Australian engineer by the name of Maria Skyllas-Kazacos, a battery, and the element vanadium ...continue »

The notion that we need nuclear power to address climate change does not reflect the realities of the marketplace or rapid new developments in energy technology ...continue »  [more]

The UK government's climate change watchdog says greenhouse emissions must be cut 80% by 2050. It also says this can be achieved at very little cost ...continue »  [more]

Conventional projections for how warm things will get come out of a calculation everyone knows is wrong. Paleoclimate data suggest future temps have been badly underestimated ...continue »

California is inhabited by a fantasia of alternative-energy start-ups, many operating in "stealth mode" while they get their products ready. Some will reshape the world. But which? ...continue »

Dissenting voices

Essays and research challenging the view that the world warming that began around 1880 is caused by human activity, that it poses a serious threat, or that the vagaries of earths climate are within human control.

Yes, global mean temperatures have been on the rise since 1978, but really since last ice age ended, around 8,000 BC. Fred Singer on the science of climate change ...part 1 ...part 2 ...part 3

Scientific American says that for scientists concerned about climate change, skeptics are termed “contrarians, naysayers and denialists.” It's down to name-calling. Yah-Boo! ...continue »

In the hacked CRU emails, one name comes up over and over again: Stephen McIntyre, a gentle, persistent amateur who only stepped into the global warming debate in 2003...continue »

According to the CIA, detrimental global climatic change threatens “the stability of most nations.” Oops! That was 1974, and the CIA was worried about the Great Global Cooling ...continue »

Clive James recalls Herman Kahn, who liked to make gee-whiz predictions – ones far enough out of reach to keep Kahn in his prophet's job ...BBC audio » [begins after 45 sec. advert]

The Medieval Warm Period is a thorn in the side of climate hysterics. Why not paint it out of history, the way Stalin had liquidated rivals removed from photos? ...continue » ...continue »

Copenhagen's money-grubbing power plays over "carbon mitigation" funding are a hideous travesty of the UN's earlier vision of a global redistribution of resources ...continue »

The climategate emails have exposed a concerted effort to emphasize scientific results that are useful to a political agenda, says professor Hans Von Storch ...continue »

New research shows that Greenland has warmed over the past 25 years, no doubt about it. But hey – what's up with the big hump in the graph back there at about 1930? ...continue »

How ought global warming skeptics respond to claims and accusations commonly levelled against their position? Climatoloist Roy Spencer has produced a helpful list ...continue »

Rajendra Pachauri, the UN's leading climate guru, is personally involved in many organisations which stand to benefit from the IPCC's recommendations ...continue »

This week has been truly historic. It has marked the beginning of the landslide that is collapsing the whole AGW imposture. Copenhagen is a farce ...continue »  [more]

The real significance of Climategate lies not in the manipulation of data, or the stonewalling of requests for information, but in the silencing of scientists ...continue »  [riposte 1]  [2]  [3]  [4]

Moscow's Institute of Economic Analysis claims the Hadley Centre selected temp data from Russia and Siberia that fitted its theory of global warming, ignoring data that did not ...continue »

To end the political stalemate over climate change Dr. Ross McKitrick proposes that each side call the other side's bluff, with a carbon tax set by the earth's temperature ...continue »

Was the Medieval Warm Period much warmer even than 1998? A lot hangs on this question, which is why the Hadley CRU emails are so worth analyzing ...continue »  [riposte 1]  [2]

A forgotten CIA report, rediscovered in the British Library, shows definitively that in the 1970s climate scientists were serious in their worries about global cooling ...continue »

Contrary to the whitewash job conducted by propagandists, there are 450 peer-reviewed journal articles questioning global warming ...continue » The papers can be found [here]  [riposte]

"Climategate" has pulled back the curtain of authority, and let the public in to have a look at the state of the "science" for themselves. The picture we can see isn't pretty ...continue »  [more 1]  [2]  [riposte]

With the publication of damaging emails from a climate research center in Britain, the radical environmental movement appears to face a tipping point ...continue »  [riposte]

Theory has it that as CO2 dissolves in the oceans the resulting acidity will stop sea-creatures from building their shells. But try telling that to crabs and lobsters ...continue »  [more]

The post-Little-Ice-Age warming that began around 1850 is neither unprecedented nor spectacular. It's certainly not worth rewiring the economic circuitry of the planet over ...continue »

Slowly and unnoticed by the news media, the air has been going out of the global warming balloon. And now the climate campaign is having its Emperor's New Clothes moment ...continue »  [riposte 1]  [2]  [3]

The key revelation from the hacked emails is not the bullying, politicization or evidence-planting, but the fact that the data are so diseased they're all but useless ...continue »  [more]  [riposte]

The average person reading the East Anglia emails will conclude that hard science has become just another faction, as politicized as, say, gender studies ...continue »  [more 1]  [2]

Vested interests are an enemy of sound science, and the climategate scientists have a vested interest in promoting belief in the catastrophic imminence of global warming ...continue »  [more]  [riposte]

As the scientists denigrate their critics in the hacked CRU e-mail messages, they seem oblivious to a great danger in the climate-change debate: smug groupthink ...continue »  [riposte]

The notion that the earth's climate is dominated by positive feedbacks is intuitively implausible. The history of the earth's climate makes it scientifically implausible too ...continue »  [riposte]

Our hopelessly compromised scientific establishment cannot be allowed to get away with a whitewash of what has become the greatest scientific scandal of our age ...continue »

Millions of measurements, global coverage, consistently rising temps, case closed: The Earth is warming. Except for one problem – Vincent Courtillot, a French geo-magneticist ...continue »  [more]

In its technocratic fashion the left has claimed it is the only scientifically legitimate position. But maintaining this self-serving narrative just got a lot harder ...continue »  [more 1]  [2]  [riposte 1]  [2]

To say that the CRU code for constructing the temperature record might be "buggy" would be ... well, here is how the CRU's programmer puts it in his own words ...continue »  [more 1]  [2]  [riposte 1]  [2]

We expect climate science to be conducted openly, without secret data, hidden agendas, and computer programs of dubious reliability. But it ain't so ...continue »  [more 1]  [2]  [3]  [riposte]

The climate "scientists" on whose unsupported word the world's classe politique proposes to set up an unelected global government are nought but arrogant fraudsters ...continue »  [more 1]  [2]

Hacked email messages refer to efforts by scientists who believe man is causing global warming to exclude contrary views from important scientific publications ...continue »  [more 1]  [2]  [3]

From a hacked email message: "The fact is that we can't account for the lack of warming at the moment and it is a travesty that we can't" ...continue »  [more 1]  [2]  [riposte 1]  [2]

The details are still sketchy, but it appears that the Hadley Climate Research Unit has been hacked and that many embarrassing files have been released by a person unknown ...continue »  [more]

Stephen McIntyre has emerged as one of the climate change gang's Most Dangerous Apostates. The reason for this distinction? He checked the facts ...continue »

There is a lot of misinformation out there about how the greenhouse effect works. It is variously described as a "blanket", or a "mirror", or "a pane of glass". It is none of these things ...continue »

Like a compulsive gambler doubling down on a bad hand, climate change extremists keep betting on their visions of pending disaster. But the public is tuning them out ...continue »

The world is considering a new financial market larger than any commodity, it's "based on science", but if you ask for evidence, you're called names – "Denier" ...continue »

A new report by a senior Indian glaciologist seeks to correct the misconception that India's 10,000 or so Himalayan glaciers are shrinking rapidly in response to climate change ...continue »

We are incessantly exhorted to wager trillions of dollars and diminished freedom on the proposition that the climate change models are correct, when they're not ...continue »  [riposte]

The idea that global warming will cause a global food crisis is predicated on an absurd "dumb farmer scenario", in which agriculturists fail to adapt to climate conditions ...continue »

Theory has it that the capacity of terrestrial ecosystems and the oceans to absorb CO2 should diminish as CO2 emissions increase. A new study shows it's not happening ...continue »

America has just suffered through its third coolest October on record, and 2009 is following in 2008's footsteps with U.S. annual average temps returning to normal ...continue »  [more]

Something that's been obscured by all the hand wringing and arm waiving about global warming is the existence of a threat to our planet that is very real ...continue »  [more]

By ignoring natural variability, the IPCC can end up claiming that natural variability does not exist. Admittedly, their position is internally consistent. But then, so is all circular reasoning ...continue »

A new study in the journal Science shows that all of the climate modeling results of the past are erroneous, because the figures used for greenhouse gas forcings are incorrect ...continue »

Scientists seem addicted to predictions lately, the more ominous or hysterical, the better. Science didn't used to be like this, says Stuart Blackman. What's going on? ...continue »

Canada is sleepwalking into extremely disruptive and costly energy-policy misadventures without its government having published a single estimate of the economic consequences ...continue »

Thank your lucky stars to be alive on Earth at this time, when our planet is enjoying a brief sliver of warmth in between 100,000-year-long Ice Ages. Let's hope it lasts ...continue »

The magnitude of anthropogenic global warming depends mostly upon the strengths of feedbacks in the climate system, but there is no known way to measure those feedbacks ...continue »

Exaggerated and inaccurate claims about the threat from global warming are undermining the credibility of climate science, say some of the leading experts in the field ...continue »

Climate models say that the climate sensitivity of the Earth is between 1.5 and 5°C per doubling of CO2. The true figure is a mere 0.5°C, argues top climatologist, R.S. Lindzen ...continue »

Climate change is the greatest new public-spending project in decades. Each year as much as $100 billion is spent by governments and consumers around the world on green subsidies ...continue »

Suppose for a minute that global warming poses a huge threat. Suppose, too, that the best solution involves a helium balloon and several miles of garden hose ...continue »  [riposte]

The belief in human-caused global warming as a dangerous event, either now or in the future, has most of the characteristics of an urban legend, contends Roy Spencer ...continue »

Those who buy into the argument that climate skepticism can't be scientific unless it is based on peer-reviewed publications are falling into a carefully laid climate-alarmist trap ...continue »

The growth of trees in Britain appears to correlate to cosmic ray intensity, and variations in cosmic rays affect tree growth more than changes in temperature or precipitation ...continue »

The number of Americans who believe in global warming has plummeted, falling 20% in two years – from 77% in 2007 to just 57% in 2009 – a new Pew poll shows ...continue »  [more]

The politicization of science has a terrible impact on the unfettered discourse of ideas that is so important to making progress. This has been a big impediment to geoengineering ...continue »  [riposte 1]  [2]  [3]

If Earth's climate was predisposed to runaway global warming caused by greenhouse gases, then temperatures wouldn't have stabilized after the end of the last ice age ...continue »

What if we applied corporate standards to the "science" driving global warming policy? Media frenzies, congressional hearings and jail sentences would follow in short order ...continue »

Why would a peer-reviewed article about the link between hurricanes and global warming be described as "shameful" and excluded from the IPCC report? Because it found there is no link ...continue »

The purpose of the forthcoming U.N. Climate Change Conference in Copenhagen is to create an undemocratic world government, says Lord Christopher Monckton ...continue »

Has industrialization diminished the well-being of developing nations, as is often claimed within U.N. climate change negotiations? Actually, no, argues Indur M. Goklany ...continue »

In time, the "deniers" will be honored for their service to humanity, for their courage, and for saving us from the torrent of deceit coming out of environmental organizations ...continue »

Climate modellers are currently in a mad scramble to rescue their tattered playthings from the drubbing they have taken for not predicting the current cooling trend ...continue »

The slow growth of methane concentrations in the atmosphere is dumping a cold bucket of water on the idea that thawing permafrost will initiate a runaway catastrophe ...continue »

It's hard to be green when you're red-faced all the time. It's easy to be red-faced when your cause is global warming doomsterism. Warmists have had yet another bad week ...continue »

Paul Hudson, climate correspondent for the BBC News, reports that there has been no increase in global temperatures over the last 11 years, contrary to climate-model forecasts ...continue »  [riposte]

It's really rather sad that you can read about research into the climate-effects of cosmic rays in an Iranian news outlet, but you won't see any mention of it in the American press ...continue »  [riposte]

Hitler said that the fundamental principle of the propagandist's art is to confine oneself to a few points and repeat them over and over. He'd have been impressed by climate alarmism ...continue »

Where are the headlines? Where are the press releases? Where is all the attention? Ice melt during the Antarctic summer was the lowest ever recorded in the satellite history ...continue »

The great global warming scare is over – it is well past its peak, very much a spent force, sputtering in fits and starts to a whimpering end. It only remains for the press to admit it ...continue »

The British Met Office has played a leading part in promoting the obsession with global warming – a fact not unrelated to its tendency to produce over-optimistic forecasts ...continue »

A scientific scandal is casting a shadow over recent peer-reviewed climate papers. Eight papers reconstructing the historical temperatures times may need to be revised ...continue »  [more]  [riposte]

A new report in Science uses satellite infrared spectroscopy to show that the lowest parts of the atmosphere do not behave as the climate models say they do ...continue »

Steve McIntyre has succeeded in breaking the hockey stick a second time. This time around the story centers on cherry-picked tree ring data from the Polar Urals ...continue »  [more]

Unbalanced misreporting on global warming is deplorable, but it is not in the least surprising, for alarmism rather than good news is what the news market demands ...continue »

We're constantly lectured about the importance of having climate science work come from peer reviewed papers. But it's okay for the UN to lift a graph from Wikipedia ...continue »  [more]

In science the price for speaking out against global warming is exile from your peers, even if you are at the top of your field. It's a good way to maintain consensus ...continue »

Interpreting climate data can be hard enough, but what if some key data have been fiddled? Steel yourself for the new reality, because the data needed to verify global warming have disappeared ...continue »

Those who call for religion to be mobilized as part of the crusade against global warming thereby manage to debase both religion and science at one stroke ...continue »

Under global warming scenarios hurricane intensity is expected to increase. But over the last couple of years Global Hurricane Energy has in fact sunk to 30-year lows ...continue »  [more]

Contrary to what is suggested in the popular media, it is water that is the most important greenhouse gas in Earth's atmosphere, not the small amount of demonized CO2 ...continue »

Applications of the Precautionary Principle tend to rest on the premise that global warming is more dangerous, or more to be feared, than global cooling. But the converse is true ...continue »

New research challenges conventional wisdom by showing that the Sun can bombard the Earth with high levels of energy even when there are virtually no sunspots ...continue »

If you break your stick in ice hockey you must drop it immediately or a penalty is assessed. Climate scientists, on the other hand, like to play with broken hockey sticks ...continue »

Scientists have long suspected that changes in solar output may have triggered the Little Ice Age. A new report in Science identifies a plausible mechanism ...continue »

Why aren't wind companies prosecuted for killing eagles and other birds, when oil companies are fined heavily for the same offence? A double-standard, per chance? ...continue »

Why did Mr Ban Ki-moon stand on an Arctic ice-floe and make a series of statements so laughable it was hard to believe he could be head of the UN? Christopher Booker explains ...continue »

Global warming has stopped and everything indicates that the Sun is going into some kind of hibernation. Henrik Svensmark argues that global cooling is now upon us ...continue »

To understand the true nature of the climate change debate it is necessary to understand what a scientific theory is and how to judge a theory's validity ...continue »

Does climate change hysteria represent another bubble waiting to burst? In light of the alarmism and the saturation of the message, the answer could well be "yes" ...continue »

Science Magazine has good news for global warming crowd: The Hockey Stick is back! It was shown to be a fraud before, but now -- Shazam! It's back! ...continue »

With the end of the Arctic melt season likely just a few days away, it appears that the experts have a lack of forecasting skill for the subject they are experts in ...continue »

While Western economists and do-gooders shed crocodile tears about the Third World's poor, they are willing prevent them taking the only feasible route out from this abject state ...continue »

Forecasts of climate change are about to go seriously out of kilter. A top climate modeller says we could be about to enter "one or even two decades during which temps cool" ...continue »

Cap and trade may be flopping around like a dying fish in Congress, but the Obama Administration isn't about to let the annoyance of democratic consent interfere with its climate ambitions ...continue »

The sun is in the pits of the deepest solar minimum in nearly a century, and if a trend of falling magnetism persists then sunspots will completely vanish around the year 2015 ...continue »

In Copenhagen, the city of Hans Christian Andersen, a deal on climate change that comes at the expense of living standards would be an ugly duckling that will never become a swan ...continue »

From the perspective of the Obama administration, as from that of Margaret Thatcher, the greater the catastrophe predicted due to CO2, the better it is for promoting atomic energy ...continue »

Not satisfied with blaming climate change on modern civilization, now some scientists are saying that everything went wrong when humans took up agriculture 9,000 years ago ...continue »

Global warming doomsayers claim that ice sheets are melting catastrophically, and that this will cause sudden sea level rise. They are ignoring the mechanism of glacier flow ...continue »  [more]  [more]

A large warm bias has somehow entered into the NOAA dataset for sea temperatures, Roy Spencer has discovered. July 2009 was not a record high for sea temps ...continue »  [retraction]

Two favorite scare-words of the global warming alarmists are “unprecedentedandirreversible.” How can anyone who knows earth history apply such terms to climate today? ...continue »

The “American Clean Energy and Security Act” will guarantee that global CO2 levels increase at faster rate – and millions of American jobs will vanish in the process...continue »

Was July a record month for ocean surface temps? It might have been, says Roy Spencer, but for now the evidence is against it. Focusing on a single month is a mistake ...continue »

The United Nations has exaggerated the prospect of global warming by about six times. So pour yourself a cool drink, relax, and read the SPPI report on climate change ...continue (PDF)»

Uh...the dog ate my homework. Turns out that the U.K. Climatic Research Unit (CRU) has lost or destroyed all the original data used to construct historic global temperature records ...continue »

Energy prices will surge under cap-and-trade. President Obama said so. His budget director said so. The nonpartisan Congressional Budget Office said so. And now the EIA has said so ...continue »

We have now had forty one days without a sunspot, which puts this run of spotless days in tenth place among all spotless periods since 1849 ...continue »

If we are going to see poor people throughout the world advance and improve their standard of living it can only be by supplying them inexpensive energy ...continue »

If climate change turned out to be real then it could be reversed relatively quickly, simply and cheaply by increasing the amount of sunlight reflected by the Earth ...continue »

Throughout history episodic eruptions of mass mania have swept societies, their power reinforced by severe disapproval of any questioning of their truth ...continue »

A linear extrapolation of sunspot data suggests that they might completely vanish by 2015 and plunge the Earth into another frigid Maunder Minimum ...continue »  [more]

A federal advisory board is cautioning that "advanced" biofuel feeds are likely to spread off the farm and wreak economic and ecological havoc ...continue »

Greenpeace and the Worldwide Fund for Nature have just released their wish list for a treaty to replace the Kyoto Protocol. It reads like a Soviet 20-year plan ...continue »

When Roger Pielke Jr. requested temp data from the CRU their response was, "we do not hold the requested information." In other words, they've lost track of it ...continue »

An apparent increase in the number of tropical storms and hurricanes over the last century is simply due to better observational tools, not global warming ...continue »  [more]  [riposte]

According to the climate change crowd, global warming is an unremitting march to destruction for the coral reefs. But why then are many reefs recovering? ...continue »

"Cloud ships" may sound like something from a Jules Verne novel, but they may offer a much more cost-effective solution to global warming than cutting CO2 ...continue »  [more]  [riposte]

Another tone-deaf incident involving the activist wing of the climate science community has had the effect of making the entire enterprise look corrupt ...continue »  [riposte]

Millions of years ago a disaster struck the biosphere: there was a drastic reduction in atmospheric CO2 levels. By burning fossil fuels we are saving the planet ...continue »

Scientists have assumed that species can only cope with climate change by moving, not by evolving. It turns out that in many cases this is false ...continue »

A new paper confirms that there is a mechanism involving the Sun, cosmic rays, aerosols, and clouds that exerts a powerful influence on global temperatures ...continue »  [riposte 1]  [2]

Scientists are beginning to discover that the ecology of disease is far too complicated to support simple declarations about the impact of global warming ...continue »

Noise and vibration coming from large wind turbines are behind an increase in heart disease, migraine, panic attacks and other health problems, according to new research ...continue »

Setting unattainable emissions targets is not a policy – it's an act of wishful thinking, argues Roger Pielke Jr. Climate policy is about symbolism, not real-world outcomes ...continue »

To understand whether climate change is a serious threat, it is necessary to understand some basic facts. These are summed up in The Cocktail Conversation Guide To Global Warming ...continue »

Purging humanity of its supposed sins of environmental degradation has become a religion with a fanatical and intolerant priesthood among the First World urban elites ...continue »

When Steve McIntyre made a freedom of information request for temp data from the CRU, he was refused with bizarre excuses. But then came the mole ...Part I » Part II » Part III » Part IV »

The evidence strongly implies that anthropogenic warming has been greatly exaggerated, writes Richard Lindzen, Professor of Atmospheric Sciences at MIT ...continue »

The US government, rushing to impose cap-and-trade, looks increasingly like someone who bought a closetful of platform shoes and bell-bottom slacks just as disco was dying ...continue »  [riposte]

A new study in the Journal of Geophysical Research shows that natural forces are the dominant influence on climate. [Original paper here]... Watts Up discussion »  [Press Release]  [riposte 1]  [2]

Given the scale of climate variability in the recent and geological past, there's an element of hubris in the inclination to attribute present climate change to a human cause ...continue »

Despite $30 billion of spending on scientific research, still no one can point to a single piece of empirical evidence that CO2 has a significant effect on the global climate ...continue »

Politicians of all parties in the UK have been seduced by the La-La Land promises of the wind power lobby. Billions of pounds have been spent for a pitiful dribble of electricity ...continue »  [more]

2008 was the blankest year of the Sun in the last half-century – 266 days with not a single sunspot. Then, in the first four months of 2009, the Sun became even more blank ...continue »

In addition to "Ocean" and "Land", there is a third important surface in major temperature indices: airport tarmac. A large number of weather stations are at airports ...continue »  [more]  [riposte]  [reply]

Discussions about global warming are marked by an increasing desire to stamp out "impure" thinking, to the point of questioning the value of democratic debate ...continue »

It's been assumed that global warming would cause the world's deserts to expand, but now it appears that water and life might reclaim these arid places even as they heat up ...continue »

New research into the cooling effects of aerosols in the atmosphere shows that climate models have long incorporated faulty assumptions about the climate's sensitivity to CO2 ...continue »

Climate models contain many approximations, and it only takes only one critical process in a climate model to be wrong for model projections of warming to be greatly in error ...continue »

King Canute set his throne by the seashore and commanded the tides to roll out. In essentially the same spirit our leaders are now declaring that global temps shall not rise ...continue »

Used properly, the precautionary principle tells us to take advantage of any global warming that human activity is causing, for the real threat to life is the next ice age ...continue »

Imagine how wonderful it would be if global warming were just a figment of Al Gore's imagination. Imagine no more, for your fairy godmother is here. His name is Ian Plimer ...continue »  [riposte]

For the Earth's temperature to sink while CO2 rises contradicts global warming as thoroughly as learning that firefighters can battle blazes by spraying them with gasoline ...continue »

The Paleocene Eocene Thermal Maximum is one of the most dramatic bouts of global warming known to science. Could we trigger another such event? Not likely ...continue »

Some climatologists remain sufficiently humbled by the task of measuring and understanding the extraordinarily complex climate system that they are skeptical of their ability to predict it ...continue »

Climate skeptics are compared with rejecters of Copernican theory. It's ironic, then, that it is critics of the new religion of climate change who face the Inquisition ...continue »

Goldman Sachs has engineered every major market manipulation since the Great Depression. The new game in town, the next commodities bubble, is in carbon credits ...continue »

Yes, every molecule of CO2 causes some warming – but the crucial question is, how much? There's no good evidence that CO2 is the main driver of current warming ...continue »

What if climate change has little or nothing to do with human activity? What if enacting cap-and-trade means incurring excruciating costs in exchange for infinitesimal benefits? ...continue »

Core samples from the mud beneath a lake in the Andes show that the rise of the Inca Empire coincided with a four-century-long period of high temps much like those we face now ...continue »

A report suppressed by the EPA contains a list of items contradicting claim after claim put forth by the IPCC. The contents are nothing short of incendiary ...continue »  [riposte]  [counter riposte]

One of the world's leading experts on polar bears has been barred from a meeting where their prospects for survival will be assessed because of his views on global warming ...continue »

The EPA may have suppressed an internal report that was skeptical of claims about global warming, including whether CO2 emissions should be regulated ...continue »

Sure, it's conceivable that Antarctica could melt, and cause sea levels to rise 20 feet. But it's about likely as having the planet overrun by T-rexes cloned from fossilized DNA ...continue »

The Spanish professor is puzzled. Why is Obama recommending that America emulate the Spanish model for creating "green jobs" when Spain's unemployment rate is 18.1%? ...continue »

There's compelling evidence that climate alarmists in the U.S. government are suppressing the results of their own studies for nefarious political purposes ...continue »  [more]

1.2 million years ago the periodicity of the ice ages underwent a sudden shift – a shift some have attributed to a change in CO2 levels. That theory now stands refuted ...continue »  [more]

Climate change horror: the UK will be like Provence. The British can look forward to a Mediterranean climate of their dreams, a UK government report unwittingly reveals ...continue »  [riposte]

By 2030 half the carbon emission savings gained from more fuel-efficient transport, buildings and industry will be cancelled out by a corresponding rise in fossil fuel consumption ...continue »

Sustainable Energy – without the hot air, is a remarkable book that reveals the facts about sustainable energy and punctures many green myths along the way. It can be read online ...synopsis » book »

NOAA proclaimed May 2009 to be the 4th warmest for the globe in 130 years of record keeping. Why then was it the 15th coldest May in the 31 years of the UAH satellite record? ...continue »

We expect bridges and passenger aircraft to have been designed and built in ways consistent with proven scientific principles. We should expect the same from climate forecasts ...continue »

In a new report, scientists used seven different climate models to assess the influence of human induced land cover change on climate. Each model gave a different answer ...continue »

According to the Thermostat Hypothesis, thunderstorms and tropical clouds actively regulate the temperature of the earth. This keeps the earth at a equilibrium temperature ...continue »

The continuous presentation of scary stories about global warming in the popular media makes us unnecessarily frightened. Even worse, it terrifies our kids. ...continue »

The legislation being discussed in the House of Representatives would allow the average American in 2050 to emit only as much CO2 as the average American emitted in 1867 ...continue »

Dr. Roger Pielke Sr. is an Emeritus Professor of Atmospheric Science at Colorado State University. He thinks the importance of greenhouse gases is overstated ...Part 1 »   Part 2 »

It's said that "the science is settled" regarding the Earth's atmosphere and climate. But recently scientists discovered that something long accepted as a basic truth is not true at all ...continue »

The cool temps being experienced in North America have weathermen wondering if we are entering a new Little Ice Age. Predictions of future solar activity bear out their concerns ...continue »

True or false: taking the commuter train across Boston results in lower greenhouse gas emissions than travelling the same distance in a jumbo jet. Surprisingly, the answer is false ...continue »

Global warming alarmists are fond of invoking the authority of experts. So when an expert says that a recent report is "worse than fiction, it is a lie," the alarmists should be alarmed ...continue »

Scientists thought they had a good understanding of the carbon cycle, until now. Recent work with strange, jellyfish like creatures called thaliaceans is making them think again ...continue »

Renowned Princeton physicist Freeman Dyson insists that global warming is not an urgent problem. Indeed he thinks it could well turn out to be a good thing ...continue »

Why do all twenty three of the computerized climate models tracked by the IPCC make incorrect predictions about how much warmer it will get in the future? Roy Spencer explains ...continue »

The Waxman-Markey bill would cost a typical American family at least $1,600 per year while having an impact on global warming that would be virtually unnoticeable ...continue »

If we're going to suffer reduced economic output in exchange for a lower probability of damages from climate change, we need to study the quantitative tradeoffs involved ...continue »

Current climate models treat clouds simplistically and assume that cloud cover decreases as temperatures rise. New data from a cloud sampling experiment challenge this ...continue »

Syun-Ichi Akasofu, former director of the International Arctic Research Center, says glaciers are melting only because the planet is still coming out of the Little Ice Age ...continue »

Of the many catastrophes set to befall our world due to global warming, the demise of coral reefs is supposed to be among the worst. But corals turn out to be tough ...continue »

True, there are scientists who think tinkering with the climate system is like playing Russian roulette. But the climate system tinkers with itself all the time, and has remained stable ...continue »

Paul Reiter heads the Insects and Infectious Disease unit of the Pasteur Institute in Paris. He has unbridled scorn for those who claim that climate change will spread malaria ...continue »  [more]

We should recall that rich Americans from New England frequently choose to retire to Florida. They are opting for an increase in mean temperatures of around 10°C. Warming is not all bad ...continue »

Dr Willem de Lange has been listed by the IPCC as a supporter of the theory of anthropogenic climate change. But in fact he thinks climate change is mostly natural ...continue »

It's being claimed that climate change is the biggest health threat of the 21st century. But the proposed "solution" means permanent recession, more famine and more disease ...continue »

Whether or not environmental leaders are able to recalibrate their politics for a post-green-bubble moment, all of us would do well to be suspicious of revulsion at modern life ...continue »

Those who stand to make a profit from carbon regulation are among those calling most loudly for politicians to act. The massive transfer of wealth they seek will cost the rest of us dear ...continue »

Current efforts to tax or cap carbon emissions are doomed to failure. The answer lies not in making dirty energy expensive but in making clean energy cheap ...continue »  [riposte]

A new report published by meteorologist Anthony Watts draws into question the reliability of temperature data collected at over 1,200 sites across the USA ...continue »  [more]

To understand how the oceans absorb CO2 and influence climate, you need to understand ocean currents. New data show that the familiar model of the Atlantic is wrong ...continue »  [more]

There are no near-term alternatives to oil, natural gas, and coal. Like it or not, the world runs on fossil fuels, and it will for decades to come. Cap and trade can't change these facts ...continue »

As the clock ticks down to the Copenhagen climate change conference, the efforts of environmentalists to panic us over vanishing polar ice are degenerating into farce ...continue »  [more]

We've heard much of the threat posed by CO2. But we should remember that the dangers associated with warming are as nothing compared to the dangers of the next ice age ...continue »  [riposte]

Low and middle-level clouds provide a "sun shade" for the Earth, and climate models predict that those clouds will dissipate with warming. But is this the way nature works? ...continue »

The upper 2.6m of water in the ocean has the same heat capacity as the entire atmosphere above it. Ocean heating is therefore a crucial test of the climate change hypothesis ...continue »

A new study that challenges the link from cosmic-rays to climate is nothing but a conjuring act wherein computer software is used to manufacture data that are then spun into "facts" ...continue »

"Climate change cannot be artificially solved by creating consensus." So says Mike Hulme, founding director of the prestigious Tyndall Centre for Climate Change Research ...continue »

An 80% reduction of greenhouse gas emissions from the United States by the year 2050 must surely lessen the chances of climate catastrophe. Mustn't it? ...Part 1 » Part 2 »  [riposte]

The jatropha tree has been touted as a wonder biofuel with unlimited potential. But will it simply displace badly-needed food crops in the developing world? ...continue »

If the U.S. reduced its CO2 emissions by 83% below current levels, it would only amount to a reduction of global warming of less than three-thousandths of a °C per year ...continue »

It's claimed that government and business can create "a new energy economy", that the businesses involved will profit and that everyone will be better off. This is a fantasy ...continue »

The New York Times has admitted an error in a front page article touted by Al Gore as evidence that industry was clouding the science of climate change ...continue »  [more]  [riposte]

The greenhouse effect of CO2 in the atmosphere is almost saturated, which means the effect of CO2 on global temperature is already close to its maximum ...continue »

Behind all the talk of "tipping points" is a modern-day, secular version of the countdown to the End of Days that gripped earlier apocalyptic movements in human history ...continue »

Name three clear signs the planet is warming as the alarmists claim it should. Just three. Chances are your "proofs" are in among Andrew Bolt's Top Ten Global Warming Myths ...continue »

The argument that the developed world should cut greenhouse gas emissions first is illogical when climate change is viewed as the long-term challenge it is purported to be ...continue »

Back in the 1950s nuclear-powered subs were able to surface in open water at the North Pole. What would the media make of such an event if it happened today? ...continue »

Scientists are baffled by what they're seeing on the Sun's surface – nothing at all. And this lack of activity could have a major impact on global warming ...continue » [more] [riposte]

As wealth grows, people move to more efficient and cleaner sources of energy. If the energy system is left to its own devices, most of the carbon will be out of it by 2060 or 2070 ...continue »

How realistic is the IPCC's assumption that the tiny, biologically controlled carbon cycle drives the climate via the passively responding huge water cycle? ...continue »  [riposte Part 1]  [Part 2]

Green groups routinely claim that government regulation is the key to unleashing technology innovation. It's a bizarre claim. There was no telegraph tax to invent the Internet ...continue »

Like medieval priests, today's carbon brokers will sell you an indulgence that forgives your carbon sins. It will run you about $500 for 5 tons of forgiveness ...continue »

Over the past 30 years sea ice around Antarctica has expanded, contrary to the widespread public belief that global warming is melting the ice cap ...continue »  [graph 1] [graph 2]  [riposte]

For years, scientists, politicians and journalists have been fabricating lurid disaster stories about soaring temps, Arctic ice-melt, sea-level rise, hurricanes and species extinctions ...continue »

Recall the scientific predictions from reputable individuals and organizations that have failed to come true: Y2K, the planet running out of oil, Legionnaires' disease, bird flu, etc ...continue »

A new study shows that catastrophic droughts in Africa such as the those which devastated the Continent in the late 20th century are the norm and not due to human activity ...continue »  [riposte]

Global warming is not being treated as a theory, a possibility, but as a truth of nature on a par with the law of gravity. It is the unassailable myth of the new totalitarians ...continue »

Climate concerns look surreal when you examine "the settled science" on the basis of first principles like conductive, convective and radiative heat transfer, specific heat and density ...continue »

Professor Ian Plimer is one of Australia's foremost Earth scientists. He calls the computer modelling on which much of current climate science is based, "primitive" ...continue »

Alongside the enormity of the sun and what we know of the scale and power of natural processes, to imagine humans making any difference to global climate is a preposterous conceit ...continue »

Says The Weather Channel's founder: "There is no significant man made climate change at this time, there has not been any in the past and there is little reason to fear any in the future" ...continue »

Denmark, the world's most wind-intensive nation, with more than 6,000 turbines generating 19% of its electricity, has yet to close a single fossil-fuel plant ...continue »

We're being told that scientific knowledge is not provisional and subject to revision, but final and settled. Skepticism, the spur to all innovation, is now to be condemned ...continue »

Even if there is a "correlation" between the receding ice in the Arctic Sea and rising CO2 levels, that doesn't prove that the link is cause and effect ...continue »  [more]

Are we really to believe that the benefits gained from the UK's new Climate Change Act will amount to a mind-boggling £1,024 billion, wonders Christopher Booker ...continue »

"Be aware that compact fluorescents can take one to three minutes to reach full brightness. This is not a defect." Well, if you say so, writes George F. Will ...continue »  [riposte]

The current global warming scare relates to the latest in a long series of regular temp oscillations. The IPCC predictions extrapolate the latest warming as if it will last forever ...continue »

Alarming climate predictions depend critically on the fact that models have large positive feedbacks. But does nature behave this way? The answer is unambiguously "no" ...continue » [riposte]

To find a year with more blank suns that 2008, you have to go all the way back to 1913. And so far 2009 has been even quieter, sunspot-wise, than 2008 ...continue »

Well, that didn't take long. After six months of economic hardship and a chilly winter, Americans are beginning to conclude that global warming wasn't such a big deal after all ...continue »   [more]

If the IPCC's climate models have failed, then there's no scientific basis for estimates of costs of inaction. And, argues Patrick Michaels, they have failed ...continue »  [riposte]  [reply]

If there was no CO2 around, there would be no plants. So why has the EPA has just sent a proposal to the White House to classify CO2 as a health hazard? ...continue »  [more]

The reason why Canada is overshooting its Kyoto target isn't complicated: the world's principal source of man-made greenhouse gases has always been prosperity ...continue » [riposte 1] [2] [3]

We have a bottomless ability to disregard the laws of economics, biology and thermodynamics when we encounter simple solutions to complex problems ...continue » [riposte 1] [2] [3] [reply]

Since the eminent physicist Freeman Dyson "came out of the closet" as a global warming skeptic, his e-mail inbox has resonated with a thermal current of invective ...continue »  [more]

Because the increase in the concentration of atmospheric CO2 has correlated with an increase in fossil fuel use, causation has been assumed. The data suggest otherwise ...continue »

Humans do not manage the environment! We are not in charge of the Sun, the oceans, the clouds, the volcanoes, the blizzards, the tornadoes, et cetera ...continue »

Change in ocean heat content provides the most effective diagnostic of global warming and cooling. Strange then that the oceans appear to have cooled in the past 5 years ...continue »

A nearly simultaneous world-wide increase in methane levels contradicts theories stating humans are the primary source of increases in this greenhouse gas ...continue »

Be-10 is an isotope that is a proxy for the sun's activity. Records of Be-10 from ice cores document solar history, and confirm the sun's role in modulating climate change ...continue »

The "unprecedented rapid loss of ice" from parts of Antarctica that global warming alarmists make so much of are nothing but a normal part of nature's cycles ...continue »

Just when the prize of a meaningful post-Kyoto mitigation agreement seemed to be within the environmentalist's grasp, it is visibly slipping away from them ...continue »

Climatologists acknowledge that clouds represent the biggest uncertainty about the future course of global warming. Yet their models magically assume that cloudiness won't change ...continue »  [more]

Three senior Japanese scientists separately engaged in climate-change research have strongly questioned the validity of the man-made global-warming model ...continue »

Global warming bait-and-switch starts with simple statements that few would contest – then shifts seamlessly to claims that are hotly disputed and supported by little or no evidence ...continue »

The global warming crisis is just the latest surrogate for an over-arching agenda that is anti-growth and anti-development, writes John H. Sununu ...continue »

Assume that man-made global warming exists. So what? That was the premise of a fascinating presentation by Indur Goklany at the International Conference on Climate Change ...continue »

"When it comes to global warming hysteria", says renowned climatologist Richard Lindzen, "neither gross ignorance nor even grosser dishonesty has been in short supply" ...continue »

Considering how much attention would have been lavished on a run of hot weather, shouldn't the recent cold phenomena be getting a little more notice? ...continue »

The tiny fraction of CO2 in the atmosphere increased all through the twentieth century. Yet global temps rose till 1940, fell till 1975, rose again till 1998, and then dropped again ...continue »

Willie Soon is a solar and climate scientist at the Harvard-Smithsonian Center for Astrophysics. He argues we can fairly sum up climate change by saying, "It's the Sun, stupid! ...continue »

Reality isn't cooperating with the network news' global warming theme, yet reporters are unwilling to even discuss the possibility that the Earth is cooling ...continue »

William Happer is a professor of physics at Princeton University. In a statement to the US Senate he explains why he doesn't accept that CO2 drives climate change ...continue »

At a time when government and Church leaders embrace gimmicks such as a "carbon fast", it's worth remembering that moralising about lifestyles won't help the environment ...continue »

The trillion-dollar plus porkapalooza Wreak-America Bill just passed by Congress will be a good thing for certain scientists, but a very, very bad thing for science ...continue »

Japanese scientists have made a dramatic break with the UN and Western-backed hypothesis of climate change in a new report from its Energy Commission ...continue »

We are being urged to believe that within the next few decades the globe will become intolerably warmer. But since when have we been able to trust long-range climate forecasts? ...continue »

Why, since President Obama promised to "restore science to its rightful place", do some things feel not quite right? Are his scientist-advisors really to be trusted? ...continue »

George F. Will writes that according to the University of Illinois' Arctic Climate Research Center, global sea ice levels now equal those of 1979 ...continue »   [riposte 1]   [riposte 2]   [counter riposte]

If the debate over climate change is closed, then why is John Coleman, the founder of the Weather Channel, still trying to prove it is all a scam? ...continue »

A glitch in satellite sensors has caused scientists to underestimate the extent of Arctic sea ice by 500,000 square kilometers, an area the size of California ...continue »  [more]  [more]

Professor Nir Shaviv has shown that cosmic rays drove the comings and goings of the ice ages. He believes they were also responsible for the recent bout of global warming ...continue »

Tales of environmental doom are greatly exaggerated. Coal reserves are dwindling, with low emissions to follow. And trees are sequestering much more carbon than was thought ...coal » trees »

Economic realities and scientific observations have pushed global warming off the agenda of Americans and Canadians. Obama and Harper would do well to recognize this ...continue »

The AGW hypothesis serves as an alibi for exorbitant expenditures of public funds which will have no detectable impact on worldwide temperatures ...continue »

How, you may ask, does a snake – albeit a rather large snake – refute the idea of a climate thermostat, and prove that the Earth is shortly to undergo thermageddon? ...continue »

Despite Europe's boom in solar and wind energy, CO2 emissions haven't been reduced by even a single gram. Now, even the Green Party is taking a new look at the issue ...continue »

As long as scientists claim that both warming and cooling of the coldest place on earth is consistent with their computer models, why should anyone believe them? ...continue »

It wasn't climate change which killed as many as 300 people in Victoria last weekend. It wasn't arsonists. It was the blocking of vegetation clearance by environmentalists ...continue »

New research shows that the elevated CO2 levels predicted for the year 2050 boost respiration in soybean leaves. This is good news for future crop yields ...continue »

Northern Ireland's Environment Minister says that government advertisements about climate change are part of an "insidious propaganda campaign" ...continue »  [riposte]

Alarmists are stepping up efforts to brainwash schoolchildren using a playbook that would have impressed Joseph Goebbels himself ...continue »

The fossilized remains of a gaint snake that lived in rainforests much hotter than today's undermine the idea that the forests can't cope with climate change ...continue »  [more]

A fiery exchange between Lawrence Solomon and Michael Mann shows that the debate over climate change couldn’t be further from settled ... Solomon » Mann » Solomon »

Why is a layer of greenhouse gases always depicted overhead in illustrations of the greenhouse effect, when these gases are at their densest right at your feet? ...continue »

Again and again the BBC has been eager to promote every new scare raised by the advocates of man-made global warming, says Christopher Booker ...continue »  [riposte]

Last month it was announced that Antarctica has been warming rapidly. Now it appears that this result rests on bad data from an automatic weather station called "Harry" ...continue »

The full proverb says, “Give a dog a bad name and hang him.” They’ve given CO2 a bad name and it is now being hanged by draconian and completely unnecessary legislation ...continue »

Mr Gore's tactics for convincing us that CO2 is dangerous are based on ten well known propaganda techniques which have long proved effective at influencing public opinion ...continue »

The trickle is becoming a flood. We are reaching the stage where scientists will want to make sure they are known to be on the skeptical side of the fence ...continue »  [more]

Since Al Gore produced his movie An Incomprehensible Untruth Inconvenient Truth predicting the end of the world, things havent exactly gone to plan ...continue »

Is Antarctica warming or cooling? Either way it proves global warming, according to climate modelers. If the modelers are right their results are consistent with anything ...continue »  [riposte]

The UN's carbon credit exchange system "is an excessive subsidy that represents a massive waste of developed world resources," says Stanford University's Michael Wara ...continue »

Addressing global warming is a top priority of the Obama administration, but a recent Pew poll shows it ranks low among the concerns of the American public ...continue »  [more]

One of the most disturbing aspects of the global warming scam is the number of prominent people bullied into silence. Consider the case of Dr. Joanne Simpson ...continue »

Nearly everywhere around southeast Greenland outlet glacier flows have been suddenly slowing down. No one should be extrapolating the ice’s recent behavior into the future ...continue »

Using several different mathematical techniques and many different data sets, seven scientists have forecast a cooling climate during the first decades of the 21st century ...continue »

Why do global warming doomsayers feel vindicated by the finding that Antarctica is warming, when they have long argued that the models predict Antarctic cooling? ...continue »  [riposte]

Climate models use incomplete data to sculpt predictions about how an infinitely complex system will behave. The faith placed in them is more an act of belief than of science ...continue »

The present cold-snap is part of a global cooling trend now stretching ten years. Data from ice cores suggest that the 12,000 years of warmth we call the Holocene is over ...continue »

Chad's government is fighting climate change by banning the use of charcoal. But charcoal is the sole source of household fuel for about 99% of Chadians, so now no one can cook ...continue »

Based on patterns evident in 30 years of satellite data, Australian scientist David Archibald predicts a sudden and severe drop in global temps by May of this year ...continue »

A segment on CNN’s “Lou Dobbs Tonight” explored the possibility that earth isn’t warming, but is, in fact, cooling ...continue »  [a riposte from RealClimate]  [and a counter-riposte]

President Eisenhower warned of public policy becoming captive to a scientific-technological elite. It is a warning that appears all the more prescient in light of current events ...continue »

Dr Jack Schmitt, the last astronaut to walk on the Moon, says the global warming scare is a political tool for controlling American lives, incomes and decision making ...continue »

"What used to be science has turned into a cult." So says physics professor William Happer, who once directed the U.S. Office of Energy Research ...continue »

The earth is now on the brink of entering another Ice Age, according to a large and compelling body of evidence from within the field of climate science ...continue »  [more]

New data from the NCDC show that during 2008 average temps across the lower 48 states of the US dropped back down into the range that characterized the 20th century ...continue »

Thanks to a rapid rebound in recent months, global sea-ice levels now equal those seen 29 years ago, at the end of 1979, when satellite record-keeping began ...continue »

CO2 only absorbs heat along limited bandwidths, and for this reason it can't absorb an unlimited amount of infrared radiation. Indeed, it's already absorbing just about all it can ...continue »   [riposte]

A powerful nation such as the US cannot sustain its energy needs on sunbeams and gentle breezes. That pathway to the future is dangerous. Indeed, it is a pathway to economic suicide ...continue »

For every amount spent on climate policies to save one person from hunger in a hundred years, the same amount could save 5,000 people now ...continue »

There's nothing new about climate change. Temp, humidity and CO2 levels all rise and fall from hour to hour, day to day, season to season and from one climate era to the next ...continue »

More great news of how the NOAA measures temperatures in order to set policies on global warming for the U.S. – and by example for the rest of the world ...continue »

HIV and lack of clean water kill millions in third world countries. Such problems could be eradicated for a fraction of what we spend on climate change ...continue »

2007-2008 was a year of sharp global cooling. This trend is set to continue as the sun enters a cycle of lower irradiance and the Pacific Ocean changes to its cool mode ...continue »

When Michael Asher began writing two years ago about the threat of global warming – oops! – climate change, public outcry was very loud. But a funny thing has happened ...continue »

Very little research has ever been funded to search for natural mechanisms of warming, says Roy Spencer. It has simply been assumed that global warming is manmade ...continue »

The past year was a very important year for anthropogenic global warming theory, says Christopher Booker. It was the year that the theory was at last disproved ...continue »

The climate hysterics have a problem: they’ve been scaring us for so long that it’s now possible to check if things are turning out like they warned. Let's look at Australia ...continue »

Warmists are so locked into their general narrative that the plummeting temperatures and abnormal snowfalls of the past two winters have thrown them into a tizzy ...continue »

Cannibalism, kidney stones, expensive beer, shark attacks, dead baby penguins, anorexic whales – even the Loch Ness Monster is a victim of global warming ...continue »

The most expensive secret you’re not supposed to know is that George W. Bush leaves office with the planet cooler than when he entered. But the global warming industry ...continue »

A Princeton physicist, fired by former Vice President Al Gore for failing to adhere to Gore’s scientific views, has declared man-made global warming fearsmistaken” ...continue »

Heat is more likely to kill you than an earthquake, Reuters reports. Though there is a danger even worse than heat, Reuters does not say what it is. Indur Gokalny does ...continue »

The IPCC model of dangerous, human-caused climate change has failed. The world is cooling and independent science still can't prove any human effect on warming ...continue »

Pre-industrial carbon dioxide levels were about the same around the world as they are today. How and why were we told otherwise? Tim Ball wants to know ...continue »

"Few challenges facing America and the world are more urgent than combating climate change," says Barack Obama. Well, actually quite a few, Bjørn Lomborg responds...continue »

Cooling on global warming. Europe's politicians have seen that green taxes are liabilities that may undermine economic stability and their chances of re-election. ...continue »

Warming fears are the "worst scientific scandal" ... "When people come to know what the truth is, they will feel deceived by science." So says an IPCC scientist ...continue »

Many children are very frightened by Al Gore's portrayal of the prospect of disasterous global warming. Two antidotes are now available, pitched at youngsters and here

New research shows a strong correlation between solar activity and Siberian temps, pointing toward the sun as a main driver of climate change ...continue »

"Recent worldwide land warming has occurred largely in response to a worldwide warming of the oceans rather than as a direct response to increasing greenhouse gases" ...continue »

If increasing temperatures are consistent with or are evidence of global warming, what theory is consistent with or evidence of falling temperatures? Global warming, too? ...continue »

This year is set to be the coolest since 2000, according to a preliminary estimate of global average temperature that is due to be released by the British Met Office ...continue »

You have a basic, inalienable right not to have your picnic spoiled by bad weather. That's why we need a new International Court of Environmental Justice, in the Hague, maybe ...continue »

Cold is the new warm. If the chilly temperatures being felt across the world are "not evidence that global warming is slowing," then what what the devil are they? ...continue »

The quiet sun. The number of days without sunspots in 2008 is coming near to the record low year of 1912. By the way, what exactly was the weather like in 1912? ...continue »

Cherry picking the evidence that suits your case. Biased analyses can be found across issues and the political spectrum, and now in the case of California’s carbon policy ...continue »

Another reason why people don't trust newspapers: that "the sky is falling" is the only side of the global warming debate that gets reported. Skepticism is silenced ...continue »

A former lawyer for Enron, shocked to find out that his main job would be to draft a global warming treaty, deplores censorship, conformism, and climate hysteria ...continue »

People have been led to confuse smog, carbon monoxide (CO) and the pollutants in car exhaust with that life supporting, essential trace gas in our atmosphere, CO2 ...continue »

Few challenges facing America and the world are less urgent than combating the non-problem of "global warming" – which has not even been happening since 1995 ...continue »

CO2 is not a pollutant, it is plant food. All life on earth depends on it, especially civilized life, as it forms the bubbles in Swiss cheese, champagne, bread, and Coca-Cola ...continue »

Will there ever be a time when sane people are not having to deconstruct yet another version of Michael Mann's hockey stick, like some endless whack-a-mole game? ...continue »

The federal government has put billions of dollars into a fleet of 112,000 alternative-fuel vehicles to encourage the move away from fossil fuels. Was it money well spent? ...continue »

To focus on the chimera of human-caused greenhouse warming while ignoring the genuine threats of natural climate variability is sheer self-delusion ...continue » [PDF]

"The people who gave us the joys of mortgage-backed securities now offer us carbon-backed securities." Nigel Lawson addresses the House of Lords (scroll to "Lord Lawson") ...continue »

Evidence for sunspot involvement in climate change is too strong to be brushed aside by those who cling to the simplistic idea that man-made CO2 is the only factor ...continue »

If greenhouse theory were correct, warming would be seen in all places and in all seasons across the globe. But the south is not warming like the north. Australians know ...continue » [PDF]

When the Goddard Institute for Space Studies announced that last month was the hottest October on record, it was not intentionally lying. It just made a big mistake ...continue »

The likely magnitude of human-caused global warming is so low that it will not be discernible within natural variability. Limiting CO2 will be a huge waste of resources ...continue »

CO2 is not a pollutant, it's essential to life on earth. It is also not the driver of climate change – that is much more likely to be the sun. Bryan Leyland explains...continue »

To his credit, Barack Obama supports a market approach to making more of solar, wind power, and biodiesel as alternatives to coal. But in truth, coal itself is an alternative ...continue »

The IPCC experiment has failed, in large part because of the priority that has been given to policy advocacy over the accurate reporting of empirical science ...continue »

When NASA made a mistake in its October global temperature numbers, climate skeptic Warren Meyer noticed. The error was corrected. End of story? Far from it ...continue »

From California to Missouri, four of five environmental initiatives lost at the ballot box. Voters will not okay exorbitant costs and excessive regulation without clear benefits. ...continue »

Michael Crichton stood up to the Chablis-sipping, let the Third World eat cake ecobullies while living right in their midst in Hollywood ...continue » ... Crichton on Green religion

Why is Rajendra Pachauri, chairman of the IPCC, claiming that global temperatures are climbing sharply, when for the last ten years they've done no such thing? ...continue »

If you examine the mountain of IPCC literature on global warming, you find most is highly suspect and doesn't address the central question of whether humans are responsible ...continue »

For years David Bellamy was one of the best known faces on British TV. That was before he was shunned by the BBC for the crime of denying man-made climate change ...continue »

It's been a bad year for global warming alarmists. Record cold periods and snowfalls are occurring around the globe. The hell that the radicals have promised is freezing over ...continue »

America needs lots of clean, low-cost, secure electricity. Unfortunately, renewable sources don't fill the bill, and a national requirement wouldn't change that ...continue »

Global warming has stopped, writes Christopher Monckton. All four of the world’s major global surface temperature datasets show a seven-year decline in temps ...continue »

Climatic fluctuations over the past centuries suggest 30 year cycles on a rising trend from the Little Ice Age. World temps are now headed down ...continue »

It's official: China, the world's biggest CO2 emitter, will not work with other nations in controlling green house gases, except to take free technology from the West ...continue »

Just in time to accompany Parliament's passage of the law to make Britons pay more for global warming: the earliest snow storm to hit London in 70 years ...continue » ... more

For years we were made to worry ourselves to death over "global warming." Now we are supposed to fret over "climate change." What is this new vocabulary trying to hide? ...continue »

Churchill, Manitoba has just counted the largest number of polar bears – healthy and thriving on seal meat – ever seen in the area survey in a September ...continue »

Europe's compliance with Kyoto in cutting CO2 ought both to inspire the world and shame the Americans. Oh yeah? Check out the actual figures ...continue »

Making money out of thin air. The 2007 Lehman Brothers report, The Business of Climate Change, argued that the bank could cash in on emissions permits ...continue »

Does Senator McCain really accept the apocalyptic vision of climate catastrophe, a lurid and fanciful nightmare future? Viscount Monckton hopes not ...continue »

Norwegian scientists have done some good old fashioned field work, and guess what? The arctic had much less ice 6000 - 7000 years ago than today ...continue »

Rise above the mud-slinging in the global warming debate. Joanne Nova has the strategies and tools needed to avoid red herrings and argumentative traps ...continue »

The number of global warming skeptics is growing, says Lorne Gunter, because a funny thing is happening to global temps: they're going down, not up ...continue »

The IPCC's hysteria depends on a model of the global climate's sensitivity to CO2. Roy Spencer asks us to face the cool facts: the model doesn't work ...continue »

Prof. Richard Keen of the Department of Atmospheric and Oceanic Sciences at the University of Colorado has made up a fine quiz on global warming ...continue » ... Prof. Keen's PowerPoint

You'd think the National Snow and Ice Data Center, which has been trumpeting every low for years, would want to report that Arctic sea ice is 28% higher than last year. But not a peep ...continue »

The hysteria over global warming reached a fever pitch in the last year. Why? Maybe because – curses! – the earth, against IPCC predictions, is actually cooling ...continue »

For two hundred years, long before people might have made a difference, Alaskan glaciers have been shrinking. Why have things turned around? ...continue »

Are we making Greenland melt? Hardly. Warm waters contribute to periodic summer Arctic ice decreases every 60 years going back two hundred years ...continue »

Another inconvenient truth: California’s big new ethanol plant can make 60 million gallons of corn-based biofuel every year ...continue » ... But at what cost in Central Valley water?

A new study suggests that the headline-grabbing articles that tend to be published by the most prestigious scientific journals are for that very reason often wrong ...continue »

Making someone Secretary of State for Energy and Climate Change is a bit like giving King Canute responsibility for sea level rise: it implies he can do something about it ...continue »

Roy Spencer, a team leader on NASA's Aqua satellite, believes natural cycles account for most of last century's warming, with CO2 contributing only a modest amount ...continue »

In a Geological Society of America abstract, Dr. Don Easterbrook presents data showing that global warming is over and that global cooling is now underway ...continue »  

A new analysis of global temperature data suggests that carbon dioxide doesn't play a large role, and that there are no significant positive feedback effects ...continue »  [more]