With a push from EPA and some stimulus money, two contaminated Alaskan mines will be cleaned up.

"Imported insects have been deployed as foot soldiers in the fight against invasive bugs and plants that cause billions of dollars in damage each year. But some of those imports are proving to be pests themselves that upset the balance of nature and threaten native species."

"Tops and tails are becoming much more than garbage at Gills Onions, an onion processor in Oxnard, Calif. Today marks the unveiling of the company's onion-powered electrical system, a first-of-its-kind initiative to turn onion waste into energy."

"The Colorado River system -- which 30 million people depend on for drinking and irrigation water -- could fully deplete all of its reservoir storage by the middle of the century, a new University of Colorado study shows."

"Fruit and nut orchards in the Central Valley rely on winter chilling hours, but those are in decline, according to a UC Davis study."

"World climate negotiators will gather in Bonn next month to edit an 'indigestible' set of proposals into a manageable document for international consideration, the head of a key U.N. panel said on Tuesday."

Having learned from past efforts to pass climate legislation, Senate Environment Committee Chairwoman Barbara Boxer (D-CA) is trying to increase buy-in by encouraging six other committees to stake a claim on the bill.

"Scientists have underestimated the potential for a giant quake and tsunami that could swamp much the U.S. northwest and Canadian west coasts, British and U.S. researchers said on Monday."

"The White House is crafting an executive order aimed at toughening federal policies restricting the construction of dams, levees, roads and other structures in flood-prone areas."