Teenagers are suing the federal government for failing to protect the atmosphere. One plaintiff explains why.

A recovery team went inside the Fukushima No. 1 reactor for the first time since the quake.

The United Nation's climate change panel issued a preliminary report that says 12.9 percent of global energy came from renewables. Firewood in developing countries accounts for a big chunk of that, though.

Farmers and ranchers can go ahead and shoot those pesky grey wolves now.

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While in Washington, D.C., Prince Charles visited an urban farm and took a few swings at the American agriculture system at a sustainability conference.

The Sierra Club and a Louisiana environmental group charge that the EPA is already going easy on greenhouse-gas emitters.

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MyFarm will let 10,000 online participants control a real, live farm in the U.K.