"Fourteen states — including Oregon and Washington — are threatening to sue the U.S. Environmental Protection Agency for violating the Clean Air Act. In a letter to the EPA sent Thursday, the group argues Director Scott Pruitt broke the law when he ordered his agency to halt part of the rule-making process for regulating methane and other air pollution from oil and gas facilities."

"About 10 per cent of Alberta’s 1,500 abandoned oil and gas wells in urban areas are leaking methane, in some cases at levels that create the risk of health damage and explosions, according to an unreleased 2016 report."

"Mainstream experts in energy policy and finance reacted skeptically to the White House's carefully orchestrated energy policy hootenanny this week, as President Donald Trump and his Cabinet declared what he called 'a golden age of American energy dominance.'"

"A federal appeals court said the Environmental Protection Agency should not have been ordered by a lower court judge to assess how its air regulations affect coal industry jobs, in a defeat for Murray Energy Corp, a large coal miner."

"Low-cost solar cells produced in China have helped power the recent surge in the U.S. solar industry. But a case now before the federal International Trade Commission could lead to tariffs that would jeopardize U.S. solar’s rapid growth."

"Southern Co. said it will stop all work on the carbon-capture portion of its $7.5 billion power plant in Kemper County, Miss., indefinitely suspending a project that coal backers in Washington had hoped would boost prospects for clean coal."

"Department of Energy research and renewable energy programs would see a major funding reduction under the fiscal 2018 House energy-water appropriations bill released today, while the Advanced Research Projects Agency-Energy (ARPA-E) would be eliminated entirely."

President Trump's efforts to upend the trade treaty known as NAFTA could jeopardize the U.S.-Mexico trade in natural gas -- on which the U.S. energy industry depends.

"A U.S. watchdog group filed a lawsuit in a federal court on Tuesday to force the Environmental Protection Agency to release communications with billionaire investor Carl Icahn, who it says tried to influence biofuels policy for personal gain."

"CAPE GRIM, Tasmania — On the best days, the wind howling across this rugged promontory has not touched land for thousands of miles, and the arriving air seems as if it should be the cleanest in the world. But on a cliff above the sea, inside a low-slung government building, a bank of sophisticated machines sniffs that air day and night, revealing telltale indicators of the way human activity is altering the planet on a major scale."