Hydrofluorocarbon used in air conditioners could add 0.5°C to global temperatures by the end of the century.
August marked 16 record-hot months in a row, virtually guaranteeing 2016 will be the hottest year on record.
The forests of dead trees are prevalent along the mid-Atlantic coast, where sea level rise is rapid.
Nerdy web comic xkcd has an amazing look at what "the climate has changed before" actually means.
Some scientists are increasingly looking at global warming as a waste disposal problem.
August continued the remarkable streak of record hot months in 2016, and tied July as the hottest month on record.
A new report warns that global warming is changing the behavior of marine species and spreading disease.
Unprecedented rainfall in parts of Louisiana last month was made more likely by global warming.
With key documents filed Saturday by China and U.S., the UN climate pact may take effect this year.
The Obama administration is expected to finalize a rule this fall aiming to fast-track renewables on federal land.
The Mauna Loa Observatory had a brief respite from 400 ppm carbon dioxide readings thanks to Madeline.
Carbon dioxide emissions from burning natural gas for electricity in the U.S. are set to surpass those from burning coal.
New research suggests American biofuels are doing more harm to the climate than good.
The signal of human-driven warming can be detected as far back as the 1830s, a new study finds.
The massive rains and flooding in Louisiana are the latest in a string of extreme U.S. storms this year.
In a welcome break, a new annual heat record is unlikely in 2017 since the effect of El Niño is fading.
Tens of millions more Western residents are expected to suffer from sickening "smoke waves" as temperatures rise.
Wood energy can help industries manage waste, but it's not as climate friendly as Congress claims.
Hot weather can trigger high levels of air pollution that can have health consequences for millions of Americans.
Europeans are working to close a loophole in their climate rules that promotes harmful wood energy.