Researchers clarify impact of permafrost thaw
As the Earth's climate continues to warm, researchers are working to understand how human-driven emissions of carbon dioxide will affect the release of naturally occurring greenhouse gases from arctic permafrost. ...
Unexplained gap in global emissions of potent greenhouse gases resolved
Reported emissions of a group of potent greenhouse gases from developed countries are shown to be largely accurate, but for the wrong reasons, according to new findings from an international team, led by ...
Study blames global warming for 75 percent of very hot days
If you find yourself sweating out a day that is monstrously hot, chances are you can blame humanity. A new report links three out of four such days to man's effects on climate.
First carbon auction 'to help Australia meet pledge': government
Australia Thursday said its plan to pay polluters to reduce carbon emissions blamed for climate change was off to a good start and would help the nation become a "world leader" in meeting pledges to tackle ...
Researchers predict gradual, prolonged release of greenhouse gases from thawing permafrost
There's qualified good news about one contributor to climate change, say researchers who have crunched data from a series of recent studies.
Converting food waste into solid fuels, biodiesel and other products
The Food and Agriculture Organization of the United Nations estimates that "a third of all the food produced in the world is never consumed," totaling about 1.3 billion tons of waste a year. The United States ...
In a melting Iceland, drilling deep to stem climate change
Tiny Iceland is a prime exemplar of the complexities wrought by warming climate. It is 11 percent covered by ice, but it is basically also one very large, very active volcanic system. The island has seen ...
How unwanted CDs and DVDs could help cut carbon emissions
Now that most consumers download and stream their movies and music, more and more CDs and DVDs will end up in landfills or be recycled. But soon these discarded discs could take on a different role: curbing ...
Video: Earth's ozone layer
Several decades ago, chlorofluorocarbons (CFCs) were chemicals used in hairspray, deodorants, foam products, air conditioners and more. In 1974 chemists Sherwood Rowland and Mario Molina published a paper ...
Climate pledges: Deadline sees slow but promising start
A rough deadline for Tuesday saw only 33 out of 195 countries submit pledges for tackling greenhouse gases under UN climate talks scheduled to conclude just over eight months from now.
Direct evidence for a positive feedback in climate change
A new study has confirmed the existence of a positive feedback operating in climate change whereby warming itself may amplify a rise in greenhouse gases resulting in additional warming.
Eiffel Tower goes dark in symbolic move for Earth Hour
The Eiffel Tower has gone dark briefly to mark Earth Hour, the campaign to raise awareness about climate change.
Mexico sets greenhouse gas target for UN climate talks
Mexico became Friday the first developing nation to submit targets for UN climate change talks in December, pledging that its greenhouse gas emissions will peak in 2026 before falling.
Greenhouse gases unbalanced
The conversion of arctic and boreal wetlands into agricultural land results in an additional cumulative radiative forcing of about 0,1 MilliJoule (mJ) per square meter for the next 100 years. The conversion ...