Climate change 'undeniable', says government report

The last decade has been the warmest on record, and there's now conclusive evidence that the world is getting hotter, according to a major study from the NOAA.

Climate change could cause mass Mexican immigration

Rednecks may have to choose between their love of SUVs and their hatred of Mexicans, if predictions from Princeton University linking climate change and immigration turn out to be true.

Pictures show Everest's vanishing glaciers

The Asia Society has released pictures showing the dramatic shrinking of Mount Everest's glaciers since George Mallory photographed them nearly 90 years ago.

US should prepare for many more heatwaves, says government-funded report

Heat waves like the one now roasting the Eastern Seaboard are likely to become commonplace over the next 30 years, say scientists at Stanford University - even if global temperatures rise by only one degree Celcius.   

Carbon sequestration could be ticking time bomb, says scientist

Carbon capture and storage could be as risky and hard to manage as the storage of nuclear waste, according to a Danish scientist.

Ridge, not global warming, causing major glacier to melt

In a discovery likely to fan the flames of climate change debate, a team has concluded that the thinning ice on one of Antarctica's major glaciers is not caused by global warming.

Americans start to care again about global warming

US concern over global warming is starting to rise again - good timing, perhaps, as the US Senate prepares to vote this week on whether to block the EPA from regulating carbon dioxide as a pollutant.

World is at its warmest since records began, NASA warns

The global temperature over the last 12 months has been the highest on record, according to the latest NASA figures.

Greenland rises as ice cap melts

It's not just sea levels that are rising as Greenland's ice melts - Greenland is too.

Last month was warmest April on record

The National Oceanic and Atmospheric Administration (NOAA) announced today that last month was the warmest April on record, giving recently-disgraced global warming experts a new ledge to stand on.

Scientists defend climate change research in open letter

More than 250 US scientists, including 11 Nobel laureates, have published an open letter defending climate change research.

Future temperatures could be too hot to survive

Huge swathes of the world could become too hot for human beings to survive, if current worst-case scientific projections of global warming turn out to be true.

EPA delivers strong message on climate change

The Environmental Protection Agency report says climate change is unequivocally causing hurricanes and heat waves.

Half of Earth's trapped heat can't be found

Half the heat believed to have built up on Earth in recent years can't be accounted for.

Wind Turbines: “It’s always something"

It seems that wind turbines change how heat dissipates in the areas downwind of them, because they slow the wind as it spins their propellers. Once one begins to think about it, this domino effect makes perfect sense.

Official 'Climategate' report clears scientists of wrongdoing

The UK government's first official report into the 'Climategate' scandal has concluded that the University of East Anglia did not tamper with climate data.

Atlantic currents not slowing after all

New NASA measurements show that the Gulf Stream has not slowed down over the past 15 years. In fact, it may even have sped up slightly.

Self righteous SXSW-fest finally over

As the tragically hip make their reverse Mecca haj out of Austin today – updating 4Square on their iPhones as they go - we take a look back over SXSW Interactive, celebrating the worn checkered shirts, grungy chic neck scarfs, cowboy hats and hemp sandals.

Climate Change Is Not A “This” or “That” Proposition

The article “Massive methane release sparks global warming fears” garnered a lot of reader responses. On in particular needs to be addressed directly here.

Global warming study gets external, independent review

A group that has no ties to the Intergovernmental Panel on Climate Change (IPCC) will be conducting a sweeping investigation into the group's research methodology, report findings, and negative allegations against them in a bid to gain back a sense of confidence and urgency among the population.