"Flaws in Trump administration modeling inflate the benefits of freezing federal fuel economy standards by hundreds of billions of dollars, some automakers, economists, former EPA staff, and environmental groups say."

"Minnesota regulators on Thursday granted key permits to the long-planned PolyMet copper-mining project that’s opposed by environmentalists who fear it could someday foul waters, including Lake Superior."

"The Supreme Court on Friday refused to halt the trial in a lawsuit brought by 21 young people seeking to force the federal government to take action to address climate change."

"A small, brownish weasel that spends much of its life in the water, hunting for fish and frogs, the American mink is a signal for the ecological health of where it lives. Right now, the mink is not doing very well along the Hudson River, largely due to decades of PCB pollution ... ."

"A giant antibody created in the laboratory shielded mice against dozens of flu strains, offering new hope against a winter misery."

"The oncoming flu season has claimed its first lives, among them a child in Florida who had not gotten a flu shot.

This year’s vaccine significantly reduces the odds of getting sick — and you should get one now if you haven’t already — but it’s far from perfect.

"More than a year after the US Environmental Protection Agency took down information on climate change from its website for an “update”, it now seems uncertain whether it will ever reappear."

"The Interior Department has issued formal approval for a massive solar power project in the Southern California desert, completing a wild odyssey that saw the project left for dead two years ago after its Spain-based developer went bankrupt."

"For nearly a year and a half, top officials in Newark denied that their water system had a widespread lead problem, despite ample evidence that the city was facing a public health crisis that had echoes of the one in Flint, Mich."