Fossil fuels are altering the ratio of carbon in the atmosphere, skewing the age of carbon dated objects.
The federal government is spending $12 million on carbon capture and storage research.
A new study finds that the recession, not natural gas use, caused carbon emissions to drop.
June 2015 was the warmest June on record, and there's a good chance 2015 will be the warmest year.
EU Climate Chief Miguel Cañete urges world leaders to force their ministers to agree a deal.
The United States, Russia and other Arctic nations signed an agreement to bar their fishing fleets from the Arctic.
The annual State of the Climate report shows how 2014 broke all kinds of warming records.
Public land open for coal mining in the West has not been affected by federal climate policies.
Forty-two states are cutting carbon dioxide emissions from power plants ahead of a new EPA rule.
Climate change could increase airline flight times across the globe, increasing emissions.
Changes in climate ‘the most pervasive threat’ to forests, wetlands and deserts.
A new report says local action is among measures that could make up a shortfall in emissions cuts.
Mountaintop removal coal mining in Appalachian states has fallen 62 percent since 2008.
Our Ben Strauss spoke with PBS NewsHour's Jackie Judd about flooding, climate change and coastal communities.
The EPA is banning an obscure but potent greenhouse gas known for helping save the ozone layer.
A new interactive graphic shows the greenhouse gas emissions for every country in the world.
The two states are leading the U.S. with ambitious new standards governing their electricity supplies.
Alaska's raging start to wildfire season is bad for trees, but the soil they grow in is a bigger climate concern.
Oil and gas fracking uses more and more water each year, but it varies widely from region to region.
The U.S., Brazil and China all stepped up their climate commitments in a flurry of activity.