"Publishers producing high school biology textbooks that could be used in classrooms across Texas are being pressured to water down lessons on evolution and climate change, a progressive watchdog group said Monday."

"In the 1980s, it was South Africa. In the 1990s, it was tobacco. Now fossil fuels have become the focus of those who would change the world through the power of investing."

"DES MOINES, Iowa -- Environmental and animal welfare groups sued the U.S. Environmental Protection Agency on Wednesday, alleging the federal agency unlawfully scrapped a rule that would have authorized it to collect information from large-scale livestock confinement farms."

"An Oakland watchdog group has sued four companies and plans to sue dozens more for allegedly manufacturing or selling shampoos, soaps and other care products without attaching labels warning consumers that they contained high levels of a carcinogen."

"Activists condemn refusal to allow Arctic Sunrise icebreaker entry to Northern Sea Route as attempt to stifle peaceful protest."

"Residents have complained for years about thick black smoke and possible pollution coming from the MarkWest gas plant in Chartiers. But the state Department of Environmental Protection said it couldn't take action because it had no evidence. On Tuesday, the department said it had the goods."

"Three months ago, the Obama administration made a little-noticed but potentially pivotal move in the stepped-up fight against climate change: it boosted the U.S. government's official estimate of the future economic damage caused by carbon pollution."

"WASHINGTON -- About 200 environmental activists gathered in front of the State Department Monday morning to protest the proposed expansion of the Keystone XL pipeline through the midwestern United States."

TransCanada and Department of Homeland Security keep close eye on activists, FOIA documents reveal."