"The United Nations warned that mercury contamination from illegal gold mining in Colombia’s Atrato River basin has created a “serious and ongoing human rights crisis,” threatening the health and survival of Indigenous and Afro-descendant communities who depend on the river for food, water and culture."

"Southern California air regulators issued violations to two foundries in southeast Los Angeles County after air sampling revealed elevated levels of a highly toxic metal near the facilities."

"For seven years N.C. activists overcame political and scientific hurdles to convince the EPA to enact PFAS regulations in drinking water. Now they’re confronting a Trump administration intent on quashing their success."

"An El Segundo refinery fire has renewed questions about who is investigating the state’s oil industry after serious accidents. With the U.S. Chemical Safety Board defunded, California has yet to fill the gap."

"Last year, state epidemiologists studied an industrialized region east of Houston. They reported  finding high rates of cancer, but refused to release key geographic details—a decision some experts say is irresponsible."

"Corn monocropping emits higher levels of nitrous oxide, a greenhouse gas which traps heat in the atmosphere more than 300 times as effectively as carbon dioxide. Simple interventions could drastically reduce emissions, experts say."

"The chair of stalled UN plastics treaty talks, Luis Vayas Valdivieso, is preparing to step down, after accounts of behind-the-scenes pressure from the United Nations Environment Programme (Unep)." "In August, global talks at the UN headquarters in Geneva to agree on a treaty to deal with accelerating plastic pollution collapsed after three years of negotiations. There is currently no deal and the future of the agreement is unclear."

"The European Commission on Friday announced restrictions on the use of so-called "forever chemicals" in firefighting foams."

"Public health advocates pushed back when the U.S. Environmental Protection Agency said it planned to delay for two years a requirement that steel companies monitor air quality at the perimeters of their 11 coke plants in Western Pennsylvania and across the country. Two groups sued. Now, the EPA has reversed course."

"Exxon Mobil will postpone its plans for a large new plastics production plant on the Gulf Coast of Texas, according to the company. Construction was initially planned to begin next year on the $10 billion facility in rural Calhoun County."