They might have vastly different visions for how to deal with Iran, but Obama and Netanyahu agree on the necessity of climate action.
New research links climate change to Syria's devastating civil war.
Experts explain why.
A new study pinpoints when ocean acidification will become a big problem near you.
ALEC is helping local lawmakers fight the Clean Power Plan.
The U.S. isn't as bad as you'd think …
Some Republicans and utilities want solar leasing to seem shady. But experts think their concerns are overblown.
The most comprehensive study to date on geoengineering says we probably shouldn't do it -- at least not yet.
When you look at some of the hard numbers about how Americans are getting their energy, there's actually a lot to be excited about.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.