A former laborer at several nuclear power plants in the U.S. is now being held in Yemen as a suspected member of the same branch of al-Qaida that is linked to the failed Christmas bombing of a jet to Detroit.

"UNITED NATIONS -- At a tumultuous time in U.N.-led climate negotiations, one of the world's most credible scientific groups agreed Wednesday to plug the recent cracks in the authoritative reports of the United Nations' Nobel Prize-winning global warming panel."

"PARIS -- An event based around hundreds of fashionistas flying in from all over the world was never going to be a convincing platform for environmental campaigning, but designers in Paris haven't let that stop them."

"'The Cove,' an American film documenting the annual killing of dolphins in a cove near the Japanese village of Taiji, was awarded an Oscar for Best Documentary Feature Sunday night."

Spain's boom-and-bust experience with subsidized solar energy may hold some lessons for other countries.

"China and India formally agreed Tuesday to join the international climate change agreement reached in December in Copenhagen, the last two major economies to sign up."

"One of the stickiest points in international climate change negotiations is how to account for carbon dioxide and other greenhouse gas emissions produced to make goods that are then sold for export."

"Two billion people worldwide do their cooking on open fires, producing sooty pollution that shortens millions of lives and exacerbates global warming. If widely adopted, a new generation of inexpensive, durable cook stoves could go a long way toward alleviating this problem."

"Diplomacy and energy are never far apart in the Persian Gulf. So, as American officials seek new international sanctions against Iran this week, it’s probably wise for them to remember how much the world’s global energy map has changed over the past decade."