"BONN -- Chances that governments will work out a U.N. accord to combat climate change in December seem brighter than in the run-up to a failed attempt in 2009, experts said as delegates from almost 200 nations met on Monday, hoping to bridge deep divisions."

"ANCHORAGE -- President Barack Obama on Tuesday will propose a faster timetable for buying a new heavy icebreaker for the U.S. Arctic, where quickly melting sea ice has spurred more maritime traffic, and the United States has fallen far behind Russian resources."

"ANCHORAGE — President Obama on Monday issued a global call for urgent action to address climate change, declaring that the United States was partly to blame for what he called the defining challenge of the century and would rally the world to counter it."

"The 195-nation UN climate talks resume Monday when rank-and-file diplomats gather in Bonn to lay the foundation for a global climate pact to be inked in December."

"A survey commissioned by an environmental group found that 6 in 10 voters support President Obama’s landmark climate rule for power plants."

"President Barack Obama will arrive today in Alaska, expected to touch down this afternoon in Anchorage, and his three-day visit will showcase the impacts of global climate change on Alaskans, primarily those in coastal communities."

"President Obama will travel to Alaska on Monday to call for urgent and aggressive action to tackle climate change, capitalizing on a poignant tableau of melting glaciers, crumbling permafrost and rising sea levels to illustrate the immediacy of an issue he hopes to make a central element of his legacy."

"Even as Louisiana embarks on a multi-billion-dollar program to begin rebuilding its coast, evidence continues to mount that new coastal land will have to contend with a more rapid rise in sea level than projected in present state plans."

"In an effort to call attention to the present-day consequences of global warming, President Obama is soon to embark on a journey that no president has taken before. Not only will he set foot in the Alaskan Arctic, at the very edge of the state, but he will spend more time on the ground in Alaska than any president has ever done. Typically, Alaska is a refueling stop for Air Force One when traveling to and from Asia."

"Sea levels worldwide rose an average of nearly 3 inches (8 cm) since 1992, the result of warming waters and melting ice, a panel of NASA scientists said on Wednesday."