"U.S. EPA Administrator Scott Pruitt has directed his agency to limit the 'sue and settle' practice that critics say the Obama administration used to issue new regulations."

"Dealing a legal blow to the Trump administration, a federal appeals court ruled on Monday that the Environmental Protection Agency cannot suspend an Obama-era rule to restrict methane emissions from new oil and gas wells."

"Mark D. Zabel wants to set some fires. Dr. Zabel and his colleagues are developing plans to burn plots of National Park Service land in Arkansas and Colorado. If the experiments turn out as the researchers hope, they will spare some elk and deer a gruesome death."

"Fourteen states — including Oregon and Washington — are threatening to sue the U.S. Environmental Protection Agency for violating the Clean Air Act."

"A second tunnel storing radioactive waste at the Hanford nuclear reservation has structural problems and is at risk of failing, according to a U.S. Energy Department investigation released Friday."

"This week, while attention was focussed on the Senate’s health-care bill, the Trump Administration continued to quietly do the one thing it does well: wreak havoc on the environment."

"SALMON, Idaho -- Conservationists threatened to sue on Friday in order to block a plan by U.S. wildlife managers that strips grizzly bears of federal protection, opening them to hunting around Yellowstone National Park."

"Scott Pruitt, the head of the Environmental Protection Agency, plans to convene a team of researchers to test the scientific premise of human-caused climate change, he told coal industry executives on Thursday."

"In the four months since he took office as the Environmental Protection Agency’s administrator, Scott Pruitt has moved to undo, delay or otherwise block more than 30 environmental rules, a regulatory rollback larger in scope than any other over so short a time in the agency’s 47-year history, according to experts in environmental law."

"A year ago, the U.S. House tried to block the military from preparing for climate change. Now, several GOP members have voted to support studying the security risks."