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Three years after "colony collapse disorder," a still-mysterious syndrome that kills whole beehives, commercial beekeepers are struggling to provide pollination for the nation's crops.

"Water quality downstream from surface coal-mining operations in West Virginia and Kentucky greatly exceeds recommended toxicity limits, according to previously unreleased sampling data from the U.S. Environmental Protection Agency."

"A federal judge has sided with a Midwestern energy company, agreeing to dismiss allegations of Clean Air Act violations at five Illinois coal-fired power plants and partially dismiss claims of violations at a sixth plant."

The failure of aging water and sewer pipes damages streets and homes and causes pollution to seep into drinking water supplies in many cities across the country. The only solution may require higher water bills for consumers.

"Facing foreclosure, Gail Litz, 61, has sued the town of Goldsboro, Caroline County and the state, seeking millions of dollars in compensation and to halt the seeping sewage that is fouling her lake and forced her to close Lake Bonnie Campsites." The Maryland Department of the Environment ordered the town to build a public sewer system or pay fines of $100 per day if it didn't meet the deadlines. "Fourteen years later, the pollution continues unchecked. No fines have been collected. The lake remains contaminated."

"A political battle is heating up between Florida and the U.S. Environmental Protection Agency over how best to clean up the state's polluted waters."

"Illinois is moving to phase out the use of perchloroethylene, or perc, a common dry-cleaning chemical linked to cancer, liver damage and neurological problems."

"The federal 'vaccines court' ruled Friday in three separate cases that the mercury-containing preservative thimerosal does not cause autism, a finding that supports the broad scientific consensus on the matter but that greatly disappointed parents who are convinced that their child's illness was caused by vaccines."

"U.S. EPA settled a lawsuit [last week] by agreeing to use the Clean Water Act to address ocean acidification, a move that some see as opening a side door to federal curbs on greenhouse gases that scientists link to problems in the marine environment."

"North American bird species are 'facing a new threat -- climate change -- that could dramatically alter their habitat and food supply and push many species towards extinction,' said Secretary of the Interior Ken Salazar on Thursday when he announced the new report, 'The State of the Birds: 2010 Report on Climate Change.'"