North Carolina lawmakers said Thursday they still haven't reached agreement on legislation requiring Duke Energy to limit pollution leaking from its coal ash dumps across the state, nearly six months after a spill coated 70 miles of the Dan River with gray sludge."

"In the dog days of summer, Nick Anthony wouldn't swim in Lake of the Woods unless some money was involved."

"Energy Secretary Ernest Moniz announced new actions Tuesday aimed at curbing methane emissions form the nation's natural gas systems."

"Proposed answers from Environment Canada to questions about a 2013 oilsands leak triggered emails suggesting the ministry 'limit information' given to media."

"The Government Accountability Office is calling on the federal Environmental Protection Agency to step up enforcement of water contamination and seismic activity associated with fracking, the high-pressure injection of fluids into wells to extract oil and natural gas."

"A common ingredient in human laxatives and in the controversial dispersants that was used to break down oil from the BP Deepwater Horizon oil spill is still being found in tar balls four years later along Gulf Coast beaches including Perdido Key."

"The WWF contracted RPS Applied Science Associates to model 22 different oil spill scenarios and map the spread of the oil, potential impact on the water and shoreline, and interaction with sea ice, wildlife and the surrounding ecology."

"A class of insecticides popular with corn and soybean farmers in the U.S. Midwest but feared as a factor in the decline of U.S. honey bee colonies and other crop pollinators, has been found to be widespread through rivers and streams in Iowa, according to a government study released on Thursday."

"For years, the U.S. Environmental Protection Agency has been frustrated in its efforts to pursue hundreds of cases of water pollution — repeatedly tied up in legal fights about exactly what bodies of water it has the authority to monitor and protect. Efforts in Congress to clarify the EPA's powers have been defeated. And two Supreme Court decisions have done little to decide the question."