The president will most likely have to make a final decision on Keystone XL within two months. Brace for the imminent lobbying fight.

Democrats are already pointing out that issuing permits two months from now is impossible, because that timeline wouldn't leave room for required environmental reviews.

Germany got a fifth of its power from renewables in 2011.

The National Institutes of Health will soon face strict limits on chimpanzees as research subjects, which will rule out chimp research in the vast majority of studies.

Grist thanks its sponsors. Become one.

Half of the world's land will have a different mix of plants by 2100, after climate change does its work.