It can take apart one iPhone 6 every 11 seconds to recover aluminum, copper, tin,...

Almost every country in the world just signed on to the #ParisAgreement on climate change

New text is "ambitious and balanced"

The 2C target was always somewhat arbitrary as a threshold for preventing the worst...

Heads of state and big-name billionaires opened the Paris climate summit with a bang on...

About 190 nations agreed on Sunday the building blocks of a new-style global deal due...

China is the top greenhouse gas emitter, ahead of the United States, the European Union...

So far, major emitters are far from curbs on emissions on a scale outlined by the IPCC.

Obama said he wants to boost the use of natural gas in transportation