"LONDON -- German researchers have established the height of the Greenland and Antarctic ice caps with greater precision than ever before. And the new maps they have produced show that the ice is melting at an unprecedented rate."

"SACRAMENTO, Calif. — The worst drought in a generation has pushed California lawmakers to overhaul the state's longstanding "pump-as-you-please" groundwater policy under a package of bills lawmakers sent Friday to Gov. Jerry Brown."

"Florida is getting ready for an unusual governor's race. Like incumbent Rick Scott, a Republican, Charlie Crist is running for a second term as governor. In his first term, Crist was also a Republican."

"Extensive reporting from the Associated Press on the Koch brothers' financial background and political influence glossed over the duo's ties to the fossil fuel industry and ignored their efforts to dismantle action on climate change."

"FLATEY ISLAND, Iceland – When the days grew long, seabirds flocked to this hamlet on the edge of the Arctic to rear their chicks under the midnight sun. “Kria,” shrieked the terns, calling summer up from the slumbering ground. Black cliffs were transformed into snowbanks of white kittiwakes. Puffins whirred between land and sea. Murres plied the shoreline, fulmars patrolled the skies. Everywhere sounded their vibrant chorus."

"New Hampshire Senate candidate Scott Brown has added his name to the list of Republicans who have dismissed the science behind climate change, despite previously stating that global warming is real."

"Runaway growth in the emission of greenhouse gases is swamping all political efforts to deal with the problem, raising the risk of “severe, pervasive and irreversible impacts” over the coming decades, according to a draft of a major new United Nations report."

"The Obama administration is working to forge a sweeping international climate change agreement to compel nations to cut their planet-warming fossil fuel emissions, but without ratification from Congress."

"Of all the global warming gasses, methane is one of the very worst. Pound for pound, the Environmental Protection Agency says its effect on global warming is 20 times greater than that of carbon dioxide. And though its lifetime in the atmosphere is substantially shorter than carbon dioxide, it’s “more efficient at trapping radiation.”