"After a ruptured oil pipeline went undiscovered for 17 hours, spilling 800,000 gallons of heavy oil into Michigan's Kalamazoo River in 2010, Congress ordered an audit that laid bare the industry's lackluster record of spotting leaks. But after five years of work, the Obama administration has proposed a regulatory overhaul that fails to patch that hole in the nation’s pipeline safety net — a revelation that has been largely ignored amid Washington's obsession with the Keystone XL pipeline."

"The American Farm Bureau Federation and other industry groups today asked the Supreme Court to review U.S. EPA's landmark approach for cleaning up the Chesapeake Bay."

"Peabody Energy, the world’s biggest private coal company, has agreed to make more robust disclosures to its investors about the financial risks it faces from future government policies and regulations related to climate change and other environmental issues that could reduce demand for its product."

"President Obama announced on Friday that he had rejected the request from a Canadian company to build the Keystone XL oil pipeline, ending a seven-year review that had become a symbol of the debate over his climate policies."

"House Natural Resources Chairman Rob Bishop (R-Utah) [Thursday] proposed comprehensive reforms to the Land and Water Conservation Fund in a bill that would send significantly more money to states and greatly curtail the purchase of new federal lands."

"Details of the Trans-Pacific Partnership (TPP) deal were released Thursday, potentially setting off another round of debate on the controversial agreement involving one dozen nations."

"The opening of an investigation of Exxon Mobil by the New York attorney general’s office into the company’s record on climate change may well spur legal inquiries into other oil companies, according to legal and climate experts, although successful prosecutions are far from assured."

"Democratic presidential contender Bernie Sanders on Wednesday threw his weight behind a climate-change bill that would crack down on fossil fuel extraction, a move sure to please activists who want party front-runner Hillary Clinton to make the same commitment."

"A federal judge in Nevada has thrown out the Obama administration's approval of what was projected to be the Silver State's largest wind power project, ruling that the Interior Department did not properly evaluate potential impacts to golden eagles and Mojave Desert tortoises."

"More than two dozen U.S. states and cities asked a federal court Tuesday to let them help defend the Obama administration's carbon emissions reduction plan from legal challenges being brought by other states."