Fossil fuels are altering the ratio of carbon in the atmosphere, skewing the age of carbon dated objects.
Some of the biggest U.S. corporate names offered billions of dollars in green financing pledges on Monday.
Summer days with stagnant air are on the rise in the U.S., which can mean more days with bad air quality.
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.
EU Climate Chief Miguel Cañete urges world leaders to force their ministers to agree a deal.
Report shows renewables supply more electricity than nuclear in eight major world economies.
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.
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.
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.
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.
Explore how water use for power generation has been changing, state-by-state, since 2005.
The court ruled that the EPA did not properly account for the financial impact on power plants and consumers.
European Union ministers are seeking an ambitious, durable and legally binding deal to curb global warming.
Technology company says it will open 14th data center that will be powered with 100 percent renewable energy.