"The Trump administration is expected to roll back an Obama-era regulation meant to limit the leaching of heavy metals like arsenic, lead and mercury into water supplies from the ash of coal-fired power plants, according to two people familiar with the plans."

"Two environmental groups sued the Trump administration on Wednesday over its plan to open up more than 720,000 acres (291,370 hectares) of federal land in California for oil and gas development."

"The Grand Canyon Centennial Protection Act, which passed the House today [Wednesday] by a vote of 236–185, would permanently withdraw more than 1 million acres of public lands surrounding the Grand Canyon from new mining claims."

"One of the most polluted regions of the country is being overrun by a new glut of oil and gas facilities, including one that will emit as much carbon as three coal-fired power plants".

"A solvent widely used in industrial settings and found in automotive and other consumer products poses too great a risk of harming both workers and consumers, the EPA said Oct. 29."

"The Justice Department may end a nearly 30-year practice of letting companies make amends for pollution-related violations by performing environmentally beneficial projects, a department official told Bloomberg Environment."

"Murray Energy, the U.S. coal company whose founder's "wish list" was a virtual template for the Trump administration's rollback of federal environmental and climate regulations, filed for bankruptcy protection Tuesday."

"Even after several years of devastating wind-driven fires in Southern California, forecasters fear that the next two days could bring new levels of danger."

"A group of scientists assembled by the EPA to advise it on air pollution standards couldn’t reach agreement on whether the standards should be tightened or remain the same, a development that may complicate ongoing effort to update them."

"The widespread environmental contaminants known as PFAS cause multiple health problems in people, according to Linda Birnbaum, who retired as director of the National Institute of Environmental Health Sciences and the National Toxicology Program earlier this month."