Critical List: Teens throw a tantrum, Prince Charles puts his dukes up
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.
The Sierra Club and a Louisiana environmental group charge that the EPA is already going easy on greenhouse-gas emitters.
MyFarm will let 10,000 online participants control a real, live farm in the U.K.