"The Army Corps of Engineers wants to use ash cast off from coal-fired electrical generation to shore up dozens of miles of Mississippi River levees, drawing fire from environmentalists worried that heavy metals from the filler might make their way into the river."

"Ethanol and other renewable fuels must account for 7.95 percent of total gasoline sales in 2011 to meet Congress' mandate for 13.95 billion gallons of renewable fuels expected to be produced next year, the U.S. Environmental Protection Agency said on Monday."

"As it works to reshape the oil industry's image, American Petroleum Institute's media shop has nabbed a former spokesman for the U.S. Chamber of Commerce."

More immediate than the Gulf oil spill to the Pennsylvania Department of Environmental Protection are the gushers, spills, and accidents from the gas drilling boom in the state.

"Interior Secretary Ken Salazar  issued revised rules on Monday for a six-month moratorium on deepwater oil  drilling in the Gulf of Mexico, replacing an earlier one that had been declared invalid by federal courts."

"The incandescent light bulb’s days are numbered. Under federal law, the 100-watt bulbs are supposed to be taken off the shelf next year, followed later by the more common 40- and 60-watt models. But guess who’s still using them? The Department of Energy."

"Plane powered entirely by the sun lands safely in Switzerland after completing its first 24-hour test flight, proving that aircraft can stay airborne during the night using energy gathered from the sun by day."

"A federal appeals court on Thursday turned down the Obama administration’s effort to enforce a six-month moratorium on deepwater drilling in the Gulf of Mexico."