"India and China signed an agreement Wednesday to cooperate on ways to fight climate change and pledged to establish a group to exchange views concerning international negotiations on climate change."

"The United States and many other major pollutant-emitting countries have concluded that it is more useful to take incremental but important steps toward a global agreement rather than to try to jam through a treaty that is either too weak to address the problem or too onerous to be ratified and enforced."

"Forests of dead beetle-kill could be speeding regional climate change, increasing temperatures and decreasing rainfalls across the American West."

"President Obama will try to push the Senate climate bill forward Friday with an energy-themed speech at the Massachusetts Institute of Technology, just days before the start of a marathon series of hearings featuring testimony from top administration officials."

"As the Senate prepares to tackle global warming, the nation’s energy producers, once united, are battling one another over policy decisions worth hundreds of billions of dollars in coming decades."

"Representatives of the world's biggest carbon polluters began two days of informal talks in London on Sunday to map out common ground 50 days before a key UN climate conference in Copenhagen."

A UN Environment Program update summarizing more than 400 new scientific studies says global warming may be larger and faster than predicted in the authoritative IPCC review of 2007.

"The Arctic ice cap will vanish completely in summer months within 20-30 years, polar researchers said Thursday, sounding the alarm two months before a critical climate change summit in Copenhagen."

"The politically influential American Farm Bureau, the self-described 'national voice of agriculture,' has outlined a new campaign effort to derail Congressional bills to combat climate change."

Fixing leaks of natural gas -- alias methane, a potent heat-trapping gas that causes up to a third of human-caused global warming -- can save money and slow warming.

"A controversial e-mail message buried by the Bush administration because of its conclusions on global warming surfaced Tuesday, nearly two years after it was first sent to the White House and never opened."

A bipartisan op-ed in the New York Times, penned by Sens. John Kerry and Lindsay Graham, set off a new round of speculation about the prospects for a climate bill. GOP support may be attracted by fast-tracking new nuclear plants, more offshore drilling, and subsidies for fossil fuels.

"The shape of a broader climate pact is clearer after marathon talks in the Thai capital, the United Nations said on Friday, as rich nations were urged not to ditch the Kyoto Protocol or dodge tough emissions cuts."

"President Obama won the Nobel Peace Prize today in part for what the award's organizers said was a 'more constructive role in meeting the great climatic challenges the world is confronting.'"

"BANGKOK - Senior G77 members walked out of a meeting during climate talks in the Thai capital saying they would not discuss a future without the Kyoto Protocol climate pact, delegates said on Wednesday."