"Three widely cited state studies of air emissions at Marcellus Shale gas development sites in Pennsylvania omit measurements of key air toxics and calculate the health risks of just two of more than two dozen pollutants."

"Rick Piltz, a gutsy whistleblower who revealed a pattern of politically torqued rewriting of climate science reports during the first term of President George W. Bush, died early Saturday morning after a fight with cancer."

"A long-awaited report issued Thursday by the Nuclear Regulatory Commission found the Yucca Mountain site — once considered by the government but halted by the Obama administration — could be safe to store nuclear waste."

"The Environmental Protection Agency (EPA) sent potential changes to the standard for ground-level ozone to the White House Office of Management and Budget on Wednesday."

"A federal water study commissioned by the Cuomo administration as it weighed a key decision on fracking was edited and delayed by state officials before it was published, a Capital review has found."

"Scientists have devised a new map of the Earth's seafloor using satellite data, revealing massive underwater scars and thousands of previously uncharted sea mountains residing in some of the deepest, most remote reaches of the world's oceans."

"Manhattan's Central Park is surrounded by one of the densest cities on the planet. It's green enough, yet hardly the first place most people would think of as biologically rich."

"A stunning Quebec Superior Court injunction that temporarily halted exploratory work on a major cross-Canada oilsands pipeline project is raising fresh questions about whether the Canadian government muzzled a top scientist while reviewing the industry proposal."