"State lawmakers are proposing new limits on per- and polyfluoroalkyl substances in tap water as questions emerge about the Trump administration’s stance on regulating the chemicals."

"The Justice Department on Friday celebrated its decision to drop a federal lawsuit against a Louisiana petrochemical plant accused of worsening cancer risks for residents in a majority-Black community, saying the dismissal showed that officials are “delivering on President (Donald) Trump’s promise to dismantle radical DEI (Diversity, Equity and Inclusion) programs and restore integrity to federal enforcement efforts.”"

"Wildlife trusts have warned of potential “devastating” impacts of pollution after an oil tanker carrying jet fuel and a cargo ship loaded with highly toxic chemicals collided in the North Sea."

"After a year of product tests that show pesticides in California cannabis products, regulators have yet to update standards. Santa Cruz County commissioners say the delay warrants a “public health emergency” and shifting responsibility to other state agencies."

"The case could establish the nation’s first independent repository for spent nuclear fuel in West Texas, despite the objections of state leaders."

"Two bills in Congress would prohibit the Environmental Protection Agency from using hundreds of chemical assessments completed by its IRIS program in environmental regulations or enforcement."

"The number of butterflies in the contiguous United States declined by 22 percent this century, a collapse with potentially dire implications."

"Butterflies are rapidly fluttering out of existence from coast to coast, according to a new assessment published Thursday, at a rate that scientists worry could upend ecosystems and undercut pollination that sustains America’s crops.

"The Trump administration has moved to rewrite rules designed to prevent disasters at thousands of chemical facilities across the country."

"Regulation of toxic substances has long exempted synthetic chemicals made of large molecules believed too big to escape products to cause harm. A new study shows how dangerous that assumption is."