"A federal appeals court ruling that would require Clean Water Act permitting for stormwater runoff on logging roads has sparked a political backlash, leading to congressional action and possible Supreme Court intervention."

"Teams tallying damage from an Exxon Mobil Corp. oil spill into the Yellowstone River have found contamination on roughly 60 percent of shoreline areas inspected downstream from the pipeline break, state and federal environmental regulators said Tuesday."

"The U.S. Environmental Protection Agency said on Tuesday it would again delay issuing a final limit on smog pollution opposed by manufacturers and many Republican lawmakers until the Obama administration has finished reviewing it."

"A state Superior Court judge has ruled that the Occidental Chemical Corp. is liable for the $1 billion to $4 billion in costs associated with the cleanup of sediments in the lower Passaic River contaminated decades ago by Diamond Alkali/Diamond Shamrock Chemicals Corp., a now defunct Newark pesticide manufacturing plant."

"CHARLESTON, W.Va. -- The Governor's Office is refusing to make public correspondence between it and the oil and gas industry regarding potential new regulations on Marcellus Shale drilling operations."

"Arkansas regulators are expected Tuesday to order the closure of some underground storage facilities that natural-gas drillers use to dispose of contaminated water because of concerns they are causing earthquakes."

"The Navy has obtained authority to blast and sink as many as two real ships a year in the Gulf of Alaska over the next five years to give pilots and gunners authentic targets for their sights."

"The U.S. State Department said Friday it expects to issue a final environmental assessment next month on TransCanada Corp's proposed $7 billion pipeline that would deliver crude from Canada's oil sands to refineries to Texas."

"Flaring of natural gas from wells is on the upswing in Texas and North Dakota as oil and gas producers rush to develop new shale plays, and critics are not happy about it."

"A new report says groundwater contamination from coal ash has been found at Gallatin and eight of the nine other Tennessee Valley Authority fossil power plant sites where testing is being done."