"The latest round of preparatory talks for the U.N. climate conference concluded today with negotiators lamenting that the languid pace of talks could mean there won't be a deal on emissions in Copenhagen this December."

"As the hot days in Texas get even hotter, it may just be too much for some birds and fish. From the American goldfinch to the gray snapper, some species have been moving north for years, searching for cooler ground. And their quest may someday lead them to migrate out of the state -- forever -- especially if climate change continues to make Texas warmer, as predicted."

"Glaciers on the iconic Teton Range are shrinking, researchers say, joining a growing list of glaciers in North America and beyond that are losing their surface area and potentially reducing the water supply for nearby regions."

"Leading figures from the French wine and food industries are urging their government to push for a strong global agreement at a United Nations climate summit in Copenhagen in December, warning that failure to cut greenhouse gases will devastate their sector."

"The North Atlantic Ocean has spawned more hurricanes and tropical storms over the last decade than it has since a similarly stormy period 1,000 years ago, according to a new study."

"About 180 nations met for U.N. climate talks on Monday amid warnings that time was running out for them to reach agreement on a hugely complex pact, due for completion at the end of the year."

"GUADALAJARA - The United States, Canada and Mexico said Monday they would put in place infrastructure to cooperate on greenhouse gas emissions trading as part of efforts to fight climate change."

"The changing global climate will pose profound strategic challenges to the united states in coming decades, raising the prospect of military intervention to deal with the effects of violent storms, drought, mass migration and pandemics, military and intelligence analysts say."

"There might be a scientific reason that the old-growth trees in Yosemite National Park don't seem quite as big or as plentiful as those in your grandfather's early snapshots of the park."

EPA Administrator Lisa P. Jackson said the agency will look at new evidence in reconsidering the Bush-administration decision not to regulate perchlorate in drinking water.

"Three major glaciers in Alaska and Washington state have thinned and shrunk dramatically, clear signs of a warming climate, according to a study released Thursday by the U.S. Geological Survey."

"In a matter of years or decades, researchers believe, animals and plants already are adapting to life in a warmer world. Some species will be unable to change quickly enough and will go extinct, but others will evolve, as natural selection enables them to carry on in an altered environment."

"Psychological barriers like uncertainty, mistrust and denial keep most Americans from acting to fight climate change, a task force of the American Psychological Association said on Wednesday."

"With the fight over health care reform absorbing all the bandwidth on Capitol Hill, Democrats fear a major climate change bill may be left on the cutting-room floor this year."

"Mexico aims to put a detailed offer to cut the growth of its own greenhouse gas emissions on the negotiating table at global climate change talks in Copenhagen this year, a senior environmental policymaker said."