"A new report finds that 38 utilities in Texas are supplying water with radium levels above the legal limit."

"The U.S. Department of State is spearheading a plan to tackle the decade-long problem brewing in the transboundary Kootenai River watershed, where toxic contaminants leaching from upstream Canadian coal mines into Montana’s watersheds continue to poison the prized aquatic ecosystem."

"An oil spill from an Iranian tanker that sank in the East China Sea is rapidly spreading, officials said Tuesday, alarming environmentalists about the threat to sea and bird life in the waterway."

"By burning fossil fuels, we have already raised the concentration of carbon dioxide in the atmosphere by 40 percent, and we’re on track to increase it by much more. Some of that gas may mix into the world’s inland waters, and recent studies hint that this may have profound effects on the species that live in them."

"Automakers achieved an average of 24.7 miles per gallon for vehicles made during the 2016 model year, according to data released Thursday by the U.S. Environmental Protection Agency."

"Ford Motor Co installed software that enabled its F-250 and F-350 Super Duty trucks to cheat at passing federal emissions tests, according to a lawsuit by truck owners filed on Wednesday, a claim the No. 2 U.S. automaker described as “baseless.”"

"Salt water creeping upland could release legacy fertilizer into the Chesapeake Bay."

"At 5:20 on Tuesday evening, Interior Secretary Ryan Zinke tweeted a photo of himself at the Tallahassee airport with Gov. Rick Scott of Florida, announcing that he had decided, after meeting with Governor Scott, to exempt the state from a new Trump administration plan to open up most of the nation’s coastline to offshore oil drilling."

"Nearly everywhere you turn during this frigid stretch of winter, much of the world seems covered in a layer of salt aimed at keeping our roads drivable and sidewalks free of ice. All that salt is one reason — although not the only one — that many of the nation’s rivers and streams are becoming saltier, according to new research published Monday in the Proceedings of the National Academy of Sciences."