Sandstorms reminiscent of the 1930s dustbowl are becoming more common in Navajo country -- and climate change seems to be a culprit.

"The release of toxics once bound within glaciers may be a little-anticipated consequence of climate change. Adverse effects are likely occurring, or could occur, on almost every continent."

"If the evidence is overwhelming that man-made climate change is already upon us and set to wreak planetary havoc, why do so many people refuse to believe it?" Psychologists say denial of reality is a common human reaction to unpleasant truth.

"Most world leaders plan to attend a climate summit in Copenhagen this month, boosting chances that a new U.N. deal to fight climate change will be reached, host Denmark said on Tuesday."

"A group of U.S. senators who could determine the fate of a climate bill received more than $20 million in campaign contributions over the past two decades from energy interests with a direct stake in pending legislation."

"Climate change dominated the meeting of Commonwealth heads of government that concluded Sunday in Port of Spain with a statement of support for an international legally binding agreement in Copenhagen next month."

"President Obama today unveiled key details of the U.S. negotiation position headed into next month's global warming talks in Copenhagen, including a provisional greenhouse gas emissions target for 2020 "in the range of 17 percent below 2005 levels" and a new itinerary that includes a personal appearance during the opening days of the U.N. conference."

"Aggressively reducing emissions of non-CO2 climate drivers could forestall abrupt climate change for up to 40 years, according to a recent study in the Proceedings of the National Academy of Sciences. Without such efforts, even drastic cuts to CO2 emissions will fail to put the brakes on planetary warming soon enough to avoid climate tipping points, the authors warn."

"The University of East Anglia said yesterday that it was cooperating with police and launching its own internal probe into how thousands of e-mails and documents from its Climatic Research Unit ended up on the Internet last week, sparking an ongoing fight between climate scientists and skeptics who say the data breach suggests ethical lapses in the research community."

"President Barack Obama and Prime Minister Dr. Manmohan Singh today reaffirmed the global strategic partnership between the United States and India and launched a new and greener phase in their relationship. Recognizing that energy security, food security, climate change are interlinked, and that eliminating poverty and ensuring sustainable development and a clean energy future are among the foremost global objectives, the two leaders agreed to enter into a Green Partnership to address these global challenges."

"A team of climate scientists, seeking to remind the negotiators who will hammer out a new climate treaty of what is at stake, has produced  The Copenhagen Diagnosis, a summary of the latest peer-reviewed science on the anticipated impacts of human-driven global warming."

"Rising sea levels due to global warming in the next few decades could put trillions of dollars in U.S. assets at risk, according to a report released Tuesday."

"The percentage of Americans who believe global warming is happening has dipped from 80 to 72 percent in the past year, according to a new Washington Post-ABC News poll, even as a majority still support a national cap on greenhouse gas emissions."

"California officials on Tuesday issued the nation's first blueprint for a broad-based cap-and-trade plan, an innovative and controversial effort to use market forces to control global warming."

"A Senate bill's target for emission cuts is akin to level US is likely to offer in Copenhagen. Ahead of the global warming talks, other nations have been waiting to see US target."