"For years, public health experts have warned against eating certain kinds of fish, including tuna, that tend to accumulate mercury. Still, tuna consumption provides more mercury to U.S. consumers than any other source. But recently, as industry cuts down on its mercury emissions, research has found mercury concentrations in some fish are dropping."

"GENEVA, N.Y. - Thirty years ago, New York state officials first uncovered evidence that toxic metals from an old foundry in this historic Finger Lakes city had contaminated an adjoining neighborhood."

"Trump certainly can’t dismantle climate action and the clean energy economy as quickly as he’s promised (day one), and in some cases, he won’t be able to do it at all. But here’s what’s on his hit list, along with an analysis of what he can and can’t do."

"Protests. Hunger strikes. Sit-ins that disrupt construction. At the immense Muskrat Falls hydroelectric dam project in a remote and rugged part of Labrador, the indigenous people who live nearby have been raising louder and louder alarms. But it is not about the dam itself. The controversy is over what will flow from it."

"A federal judge ruled Thursday the state of Michigan and Flint have to provide home-delivered bottled water to residents if they can’t prove faucet filters are working to remove harmful lead from the drinking water."

"When the pope wrote in an encyclical last year that the Earth is “among the most abandoned and maltreated of the poor,” Myron Ebell immediately saw that as an opportunity to attack."

"Testing for residues of an herbicide developed by Monsanto Co. that has been linked to cancer has turned up high levels in honey from the key farm state of Iowa, adding to concerns about contamination that have triggered at least two lawsuits against honey industry players and prompted scrutiny by regulators."

"Trichloroethylene, formerly a widely used solvent, will be listed as a 'known human carcinogen' in a federal Report on Carcinogens to be published Nov. 3."