"A federal appeals court is upholding the Obama administration’s accounting of the costs of greenhouse gas emissions as applied to a Department of Energy (DOE) regulation."

"In latest legal briefs over Exxon's challenge to her investigation, Maura Healey says company continues to deny climate impacts on its business."

"From Appalachia to Wyoming, surging demand for cheap natural gas, tougher environmental regulations and multiple coal company bankruptcies have left behind a devastated coal business, lost jobs and billions of dollars in cleanup work. Many of the jobs are gone for good, but ex-miners can repair the damaged land and shape a post-coal economy, Interior Secretary Sally Jewell said on a recent visit to coal country, offering up a future starkly different from Donald Trump's."

"U.S. states should force coal companies to set aside collateral to pay for future mine cleanups and protect taxpayers as the industry braces for further declines, a leading federal regulator said on Tuesday."

"Nearly six years after a defective natural gas pipeline exploded in San Bruno, killing eight people and destroying 38 homes, a federal court jury convicted Pacific Gas and Electric Co. on Tuesday of obstructing the federal probe of the blast and of violating pipeline safety laws both before and after the disaster."

"In an effort to halt the advance of the oil industry in Colorado, environmental activists said they submitted enough signatures on Monday to place on November’s ballot two initiatives aimed at severely limiting hydraulic fracturing."

"Massachusetts Gov. Charlie Baker signed a new energy law on Monday that could give a huge boost to the country’s offshore wind industry. The legislation, which was overwhelmingly passed last week by the state legislature, includes the nation’s biggest commitment to offshore wind energy, requiring utilities to procure a combined 1,600 megawatts of electricity from offshore wind farms in a little over 10 years."

"One year ago — on Aug. 5, 2015 — an EPA crew at the Gold King Mine in southwest Colorado accidentally unleashed 3 million gallons of orange water filled with mercury and arsenic."

"New federal regulations for electronic cigarettes go into effect Monday, requiring greater scrutiny of the products and making it more difficult for minors to vape."

"Brazil's environmental regulator Ibama decided on Thursday to shelve the environmental license request for a hydroelectric dam on the Tapajos River in the Amazon, a project that had been opposed by indigenous tribes and conservation groups."