The world's top emitter is pledging to cap coal use starting in 2020.
A Beijing man uploaded one photo every day. The results are terrifying.
The U.S.-China talks could be a crucial step in the fight against global warming.
A new report ranks the countries most vulnerable to climate conflicts and food insecurity.
Ships will bring your iPhone from China -- and a whole lot of "black carbon" too.
The disastrous hurricane hit two years ago this week. But red tape has made rebuilding painfully slow.
Oxfam and Greenpeace call out the new E.U. targets for being too low and unenforceable.
The coming global boom in wind power will be driven largely by China's rebounding wind energy market.
Here's one for the naysayers who insist renewable energy can't keep the lights on and power our cities.