The European Union plans to reduce its greenhouse gas pollution to 40 percent below 1990 levels by 2030.
Massachusetts and California lead the U.S. in energy efficiency, according to annual ranking.
European Union will decide this week how hard the continent will work to slow global warming.
The polar vortex spurred a spike in CO2 emissions in 2013 as people cranked up their heat last winter.
New regulations in North Dakota aim to reduce CO2 emissions from flaring natural gas wells.
LEDs could help slow global warming and illuminate the developing world. Now that's worth a Nobel Prize.
Flurry of recent studies show that earthquakes are a side effect of the U.S. oil and gas boom.
Electricity in the U.S. can be a lot more climate-friendly than the Obama administration expects it to be, a new report says.
Rising CO2 levels could spell disaster for certain fish species according to recent research.
A special “slurry” could make carbon capture and storage more efficient and cost-effective.
A satellite has detected a huge methane emissions hot spot over a Southwest U.S. natural gas field.
Future wind and solar projects and metals used to build them will have a low environmental impact, study says.
Normally, 20 percent of California’s power comes from hydroelectric sources. But not anymore.
Canada's commercial CCS plant held up and proved that coal-burning is compatible with cutting emissions.
Two scientists say the world needs new climate goals. The proposal is not being well received.
Fossil fuels will remain largest source of GHGs by 2100 as global energy use and CO2 emissions double.
New EPA data show fracking methane emissions fell in 2013, but coal pollution is on the rise again.
Global warming efforts should focus on CO2, not soot particles known as black carbon, says a Norwegian team.
How you heat your home depends a lot on where you live, and it has implications on your carbon footprint.
A new study suggests that U.S. reliance on natural gas is an impediment to developing wind and solar power.