"A much-publicized estimate from a United Nations panel about the rapid melting of Himalayan glaciers from climate change is coming under fire as a gross exaggeration."

As early as Wednesday, Alaska Senator Lisa Murkowski (R) may offer her controversial amendment freezing EPA's authority to regulate greenhouse gases. Her motives for doing so may rise from a quest for power in a hamstrung Senate.

Top former Bush administration officials -- now lobbyists -- are directing members of Congress from both parties, and their staff, on exactly how to legislate a repeal of EPA's legal authority to control greenhouse gas emissions. Senator Lisa Murkowski, R-AK, is planning to offer the ban as an amendment on the Senate floor. Environmentalists are calling for an ethics investigation.

"UNITED NATIONS -- U.S. climate envoy Todd Stern today urged nations that signed the Copenhagen Accord to submit their greenhouse gas emissions-reduction targets and to hammer out details critical to implementing the broad agreement."

"Four of the world's largest and fastest-growing carbon emitters will meet in New Delhi this month ahead of a Jan 31 deadline for countries to submit their actions to fight climate change."

"Advocates for comprehensive climate legislation should look no further than the nation's unemployment rate as they ponder their chances for success this year."

"Frigid weather that has gripped swathes of the northern hemisphere this winter is unusual but does not undermine an overall global trend of warming, experts said on Monday."

"The treeless ecosystem of mosses, lichens, and berry plants is giving way to shrub land and boreal forest. As scientists study the transformation, they are discovering that major warming-related events, including fires and the collapse of slopes due to melting permafrost, are leading to the loss of tundra in the Arctic."

"Basalt formations off the East Coast of the U.S. could suck up a billion tons of carbon dioxide, according to a new study. Paleontologist Paul Olsen, of Columbia University's Lamont-Doherty Earth Observatory, explains how to get the CO2 into the rocks, and why scientists believe it won't leak out."

"Senate climate legislation advocates are bracing for a floor battle this month over a Republican campaign that they fear could drag down efforts to pass a major global warming bill before the real legislative debate can start."

Scientists seeing signs of global warming-related stress in western Hudson Bay polar bears ask whether the hungry bears are turning to cannibalism.

"An environmental group today announced plans to flood Senate offices with calls urging action on climate legislation."

"Scientists have uncovered what appears to be a further dramatic increase in the leakage of methane gas that is seeping from the Arctic seabed."

"Nearly half of global money managers are making investment decisions without factoring in risks or opportunities associated with climate change, according to a survey released on Wednesday by a coalition of environmentalists and investors."

"When presidents and prime ministers departed the U.N. climate conference in Copenhagen last month, they left behind a vast legal tangle that experts have barely begun to unravel."