"California on Friday broadened its effort to block the Trump administration from ending its authority to set greenhouse gas emission and fuel economy standards for cars and trucks."

"The pork producers were worried. A looming regulation at EPA threatened to cost hog farms time and money. So a lobbyist for the National Pork Producers Council shot an email to EPA's top political staffer, Chief of Staff Ryan Jackson. The reply likely inspired relief."

"Environmental groups had been waiting nearly three years for the U.S. Environmental Protection Agency to comply with a federal judge’s orders to update Clean Air Act rules governing emissions of various toxic chemicals."

"The Trump administration unlawfully excluded millions of tons of some of the most dangerous materials in public use from a safety review, a federal appeals court ruled Thursday."

"EPA's preliminary findings on an air pollution standard with widespread public health implications are being bluntly rejected by most members of a key advisory panel."

"Craig Bettenhausen is terrified every time it rains. After a storm, the junior warden knows what might await him at North Baltimore’s Church of the Guardian Angel: a putrid stench and gray-brown bubbling waste coating the basement floors."

"It was a display of kindness that should have been heartwarming. Instead, Frederick Douglass Elementary School teacher Alison Marcus just felt queasy."

"Bisphenol A is likely coursing through your body right now. Every day, you're inadvertently consuming and absorbing trace amounts as it migrates from can and bottle linings into your food and drink, and from thermal paper receipts onto your skin. Scientists have found BPA in more than 90 percent of Americans tested. Yet whether exposures to such small amounts of the common chemical pose any real health hazard remains highly controversial."

"EPA yesterday [Tuesday] proposed watered-down regulations for a set of widely used insecticides linked to a range of human health and environmental concerns."

"Within a year, Oklahoma could get approval from EPA to start issuing permits that will allow the oil industry to dispose of briny oil field waste in waterways, alarming environmentalists and making it the first of three Southwestern states to step into a thorny regulatory landscape closely watched by the industry."