"It took decades for the stand of hardwood trees near Lake Texoma to grow tall. It took less than a day for 3,000 gallons of drilling wastewater to destroy them."

"Climate activists have reacted with dismay to the French government's decision to ban two scheduled mass marches across Paris and other French cities during crucial global climate change talks later this month."

"In the scientific community, Max Bothwell is regarded as the go-to guy on 'rock snot,' an unsightly but amusingly nicknamed invasive algae that grows in streams and riverbeds. He’s been an Environment Canada scientist for 36 years, studied the slimy blooms for 22 of those and has published considerable literature on the subject." The Harper government kept him quiet.

"The political network helmed by Charles and David Koch has quietly built a secretive operation that conducts surveillance and intelligence gathering on its liberal opponents, viewing it as a key strategic tool in its efforts to reshape American public life."

"SMITH ISLAND, Md. -- Fragments of marshes whittled by waves rise a few feet above the Chesapeake Bay. A boat creeps along the jagged sandy edge, fishing lines trailing, and the two men raise their hands in greeting."

"A national movement urging President Barack Obama to stop any new federal leases for fossil fuels turned its attention on Salt Lake City Tuesday, staging a victory party after the Bureau of Land Management postponed an oil and gas lease sale."

"The clash between the National Oceanic and Atmospheric Administration and Rep. Lamar Smith (R-Texas) over a global warming study continued this week, with Smith accusing the agency of 'publicizing' his demand for the internal emails of agency scientists and officials."

"The planet has not been only record warm this year, it's been so unusually mild that the temperature records themselves have set records of their own. This is the case with October 2015, according to new preliminary NASA data released Tuesday."

"After a concerted push from the United States, members of the Organization for Economic Cooperation and Development agreed Tuesday to slash subsidies aimed at exporting technology for coal-fired power plants."