The US government announced it will support a proposed ban on trade in Atlantic bluefin tuna.
Russia's dismal showing at the Vancouver Olympics may be the least of the Kremlin's worries as allegations of corruption mar preparations for the 2014 Sochi Olympics.
Climate scientists debate whether the Intergovernmental Panel on Climate Change should be tweaked, overhauled, or scrapped.
Suspected Al Qaeda members sit behind bars at the state security court in Sanaa, Yemen, on Tuesday. The court sentenced seven alleged Al Qaeda men to jail terms ranging from five to ten years over plots to carry out bombing attacks against Western tourists in the country.
On April 26, weathered oil is seen near the coast of Louisiana from a leaking pipeline that resulted from an explosion on a Deepwater Horizon offshore oil rig. Crews are working with robot submarines to activate a shutoff device known as a blowout preventer to close off the flow of oil at the sunken rig's well head. Hundreds of miles of marshes, barrier islands, and white sand beaches are threatened by the approaching oil in the Gulf of Mexico.
A visitor walks past a giant snow sculpture at an Ice and Snow Festival in Shenyang, northeast China's Liaoning Province on Jan. 10, 2008. The Ice and Snow Festival, which features hundreds of massive sculptures carved out of ice, has become a huge draw for visitors, turning northern China's often forbidding temperatures into a competitive advantage.
A new study released at the Copenhagen climate change summit, outlines a Top 10 "hit list" of nonhuman species most threatened by global warming. The emphasis is on cute and cuddly, including koalas, penguins, and "Nemo."
The Copenhagen global climate change summit began Monday with new urgency for a deal, and eyes on China and the US.
How much are coral reefs worth? Economists put a price tag on their benefits and say they're valuable.
Britain's 'Bedtime Stories' TV ads aim to make parents feel guilty about the impact of global warming on their children. But critics say that fear tactics don't work.