A federal judge put the kibosh on California's low-carbon fuel standard, which favors fuels that create fewer emissions to make and which, according to the judge, discriminates against out-of-state fuel producers.

On carbon credit markets, credits cost way less than they should.

China is moving forward on a plan to build a gigantic dam on the Yangtze River.

Mystery foam attacks a town in northern England. It's sort of like The Blob, only fluffy.

How to take composting to the metaphysical plane.