"Methane levels were 17 times higher in ground water near areas where shale-gas 'fracking' wells had been drilled in Pennsylvania, compared with areas where no gas drilling had occurred, a new study has found."

"The U.S. Food and Drug Administration has just filed a complaint in federal court, seeking a permanent injunction against Amish farmer Dan Allgyer in Pennsylvania. It accuses him of violating a federal prohibition on interstate sales of raw milk by shipping unpasteurized milk to a Maryland buying club's members."

"During an audit last year, federal authorities found an industrial plant had flushed pollutants into Columbia’s sewer system without making sure the contaminants were at legal levels."
 

Phosphorus, mined primarily from phosphate rock, is a key fertilizer ingredient that maintains U.S. farm productivity. But once it runs off into lakes and streams it can be too much of a good thing.

"On a quiet back road near Turtle Lake, a metaphorical battle is being waged between neighbors Katrina Blair and Scott Sallee. The two fight over city contracts, but the differences are philosophical, ecological and – for Blair, at least – almost religious."

"Federal pollution authorities have quietly stepped in to help Minnesota force a huge sugar beet processor near Renville to end its long history of fouling streams that lead to the state's most troubled river."

As he delivered a eulogy last year for 29 men killed in the worst coal mine disaster in four decades, President Obama bowed his head and repeated a plea he had heard from mining families: 'Don't let this happen again.'

"Denmark earns the biggest share of its national revenue from producing windmills and other clean technologies, the United States is rapidly expanding its clean-tech sector, but no country can match China's pace of growth, according to a new report obtained by The Associated Press."

"Washington has become the first state to ban pavement sealants that contain coal tar. The state made the move in response to recent studies that show runoff from macadam treated with these products can pollute lakes and streams."