Environmental Politics

"Hedge fund manager turned environmentalist Tom Steyer is challenging fellow billionaires, Charles and Davide Koch, to a debate on the Keystone XL pipeline."

"A rare, frank conversation with the former vice president and climate-change activist."

"Prominent Republicans and conservative news media outlets rallied in recent weeks around the cause of Nevada rancher Cliven Bundy, whose armed standoff with authorities over grazing rights on federal land had made him an instant folk hero on the right. But Bundy’s GOP defenders, including Sens. Dean Heller (Nev.) and Rand Paul (Ky.), rapidly abandoned him on Thursday following reports of incendiary remarks that the white rancher made about minorities. Bundy wondered aloud whether blacks would be better off as slaves picking cotton, and alleged that people of color are 'against us.'"

"A day after Canada issued stringent new rules for the transportation of oil by rail, federal regulators in the United States said on Thursday that they would push forward their own tank standards next week, potentially resolving a critical safety issue that has been mired in regulatory limbo for years."

"Florida Gov. Rick Scott and environmental advocates Wednesday called for federal officials to reconsider their delay of a $2 billion plan intended to help the Everglades and lessen coastal water pollution."

"The California Environmental Protection Agency has released a statewide list of census tracts most burdened by pollution, providing a first-of-its-kind ranking certain to pressure regulators to clean up neighborhoods with long-standing health risks."

"Baltimore has joined with other major U.S. cities in defending the federal government's authority to impose a 'pollution diet'  on the Chesapeake Bay."

"WEST, Texas -- Although the cause of the deadly blast at West Fertilizer Co. remains a mystery, a federal agency on Tuesday said the tragedy was preventable, citing shortcomings in existing regulations and standards at all levels of government."

"A few casual words and the early release of some scientific data have cost the San Antonio region much-needed state funds to battle its growing air pollution problem. The misstep, which appears to have been unintentional, highlights the sensitivity of studying oil and gas pollution in business-friendly Texas."

"Environmental groups are marking the 44th Earth Day on Tuesday with an assault on the Keystone XL pipeline, greenhouse gas emissions and other issues related to climate change."