"Drilling-wary Maryland is one of several East Coast states considering whether to open their lands to fracking as public health concerns mount."

"SAN FRANCISCO — The threats from climate change are many: extreme weather, shrinking snowpack, altered ecosystems and rising and more acidic seas, to name a few. Another lesser-known issue may hit especially close to home for city dwellers. In the world’s already smoggy metropolises, pollution is likely to grow worse, a phenomenon scientists have taken to calling the climate penalty."

"U.S. EPA has denied a petition from environmentalists to name nearly 60 areas of the country out of compliance with the federal ozone standard."

"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."