The premise of the case: The sky belongs to everyone, so governments must protect it.
At the base of the Blue Ridge, a battle is brewing over a massive pipeline designed to pull shale gas to the Atlantic Coast.
The U.S. oil-and-gas boom is dumping oodles of methane into the atmosphere, and so far, the feds haven't gotten meaningful regulations together.
The first nine months of 2014 broke the heat record, and now we're on track for this whole year to be the warmest ever.
Fights over rooftop solar generally focus on "net metering," but the challenge to utilities is far greater than that, and if they hope to survive, their response must be more ambitious.
The Lone Star State is losing open space faster than any other, and that's bad news for the water cycle.
A new campaign in Britain aims to get banks to stop investing in the fossil fuel industry.
Why are some African-American lawmakers taking their cues from the fossil-fuel industry? They're not getting the other side of the story.
Rep. Lamar Smith has launched an aggressive campaign against what he sees as misguided money management at the National Science Foundation.