Observing the climate is sometimes as easy as paying attention to what's going on outside, and people have been doing it for centuries.
More than 150 countries will commit to the pact, which calls for a rapid end to the rise of greenhouse gas emissions.
Senators say United Nations Framework Convention on Climate Change treats Palestine as a state, and U.S. law bars any expenditures.
Army Corps of Engineers data forecast flooding with daily high tides in the Miami area, due to climate change.
An early start date would lock a U.S. president into the deal for four years.
A new climate solutions caucus offers hope for an end to gridlock on Capitol Hill.
At the ninth Democratic primary debate, the gloves came off and global warming had its 15 minutes of fame.
New data shows 73 percent of the world’s islands will be threatened by aridity by 2050.
The Greenpeace activist has been stalking Clinton on the trail all over the Northeast.
New research takes into account how atmospheric temperatures in Antarctica will cause more ice melt and sea level rise than ocean warming.
You've probably noticed an appalling lack of questions about climate change.
The renewable power project could eventually generate enough electricity to power hundreds of thousands of homes.
Climate scientist James Hansen and 16 collaborators suggest we could see at least 10 feet of sea-level rise in as few as 50 years.
The greatest ozone-depleted area in the world beside the one over Antarctica runs along the Peruvian Andes.
The populations of 44 of the country's 58 species have dropped dramatically over the last 40 years.