"The undersea use of chemical dispersants during the 2010 Deepwater Horizon oil disaster likely did more harm than good, a new study says."

"The Environmental Protection Agency on Tuesday announced plans to place more stringent restrictions on pollution from heavy-duty trucks, in a move that won the Trump administration rare praise from environmental groups."

"With drought a constant consideration for New Mexico, state and federal officials are warning that decisions about water are growing more complicated and opportunities to tap untraditional sources should be considered."

"It’s pretty easy to paralyze America’s oil infrastructure. All Emily Johnston and Annette Klapstein needed was a set of 3-foot-long green-and-red bolt cutters. And a willingness to go to jail for years.

"A federal judge barred the Trump administration Friday from approving oil companies’ requests to use the high-pressure drilling technique known as fracking in offshore wells along the Southern California coast until a review of the possible effects on endangered species and state coastal resources."

"The capacity of renewable energy has overtaken that of fossil fuels in the UK for the first time, in a milestone that experts said would have been unthinkable a few years ago."

"A federal jury on Wednesday ruled a global contractor tasked with keeping disaster clean-up workers safe instead endangered them – some fatally."

"TransCanada Corp.’s long-delayed Keystone XL pipeline project was blocked by a Montana federal judge pending further environmental review."

"Voters in Arizona trounced a proposal to require more renewable energy yesterday, while Nevadans backed a similar measure but easily defeated a plan to usher in retail electric choice."