"EDMONTON -- Warnings about higher levels of air pollution in the oilsands have emerged in a new provincial air quality report that calls for further investigation into possible pollution sources."

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

"It didn’t smell when Brittney Willis closed on her Midtown condominium on Halloween of 2011."

"Environmental Protection Agency science advisers have recommended the agency strengthen ozone pollution standards in order to protect public health."

"In a big win for environmentalists, the Supreme Court on Monday effectively endorsed the Obama administration’s efforts to regulate greenhouse gas emissions from sources like power plants, even as it criticized what it called the administration’s overreaching."

"When the coal-fired power plant at the Bingham Canyon copper mine in Utah started up, Franklin D. Roosevelt was running for his fourth term as president. The top music hits were sung by Bing Crosby, Jimmy Dorsey and Dinah Shore. D-Day was still a couple of months away."

"Up to 10 per cent of B.C. natural gas wells are leaking and some have become “super-emitters” of methane, which is an environmental and health concern, says a new report."

"State lawmakers who have been cutting environmental regulations in their quest for to streamline government have a new target: cutting the number of air quality monitors around the state."

"Children who live in neighborhoods bordering Logan International Airport are as much as four times more likely to wheeze, experience shortness of breath, and exhibit other signs of undiagnosed asthma compared with children who live farther away, according to a long-awaited state report released Wednesday night."

"The country’s top 100 electricity producers have reduced emissions of major pollutants in recent years, showing that they could likely handle the new limits on carbon dioxide coming soon from the Environmental Protection Agency (EPA), according to a new report."