"Dolphins are cavorting in the Bronx River of all places for the first time in at least five years, delighting New Yorkers. They’re a hopeful sign that efforts to clean up the river, long plagued by pollution, are seeing some success, said city officials."

"On Pleasant Island, Alaska, wolves are feasting on sea otters. That’s surprisingly bad news for deer."

"The U.S. government has denied two petitions to immediately protect critically endangered North Atlantic right whales during the species’ calving season, raising concerns that this population of whales will continue to decline without intervention. There are currently about 340 of these whales left, making them one of the most threatened cetaceans in the world."

"Environmental scientists say Rice’s whale, discovered in 2021, faces extinction unless the federal government sets tougher restrictions on oil and gas activities in the gulf."

"Fire departments face liability risks and potentially huge costs and uncertainties as they switch from PFAS-enabled firefighting foam, according to lawyers and groups working with them."

"After years of sending leachate from the Coventry landfill downstream to a municipal wastewater treatment plant in Vermont, Casella Waste Systems is building an on-site facility to treat its runoff. Amid rising public concern over PFAS and new or forthcoming regulations, an increasing number of landfill operators across the country are considering similar moves."

"Brazil's federal police said on Monday they had a "strong conviction" a gang leader known as "Colombia" ordered the brutal murders of British journalist Dom Phillips and indigenous expert Bruno Pereira, killed in the Amazon rainforest last June."

"Turf wars between microbes dictate how much carbon salt marshes store and how much methane they pump into the air."

"The EPA will begin a rulemaking aiming to reduce PFAS in landfill leachate discharges and will expand or begin studies on PFAS pollution from textile manufacturers and sewage treatment plants, the agency said."

"Georgia regulators released detailed plans Thursday for a titanium mine near the fabled Okefenokee swamp, a project that’s drawn the ire of environmental groups and the head of the Interior Department."