Proceedings of the National Academy of Sciences

Study: Salt levels in U.S. rivers becoming dangerous

American Rivers annually publishes a list of the 10 most at-risk rivers in the U.S.Many of the nation’s rivers and streams have levels of salt that are becoming dangerous, posing a threat to drinking water sources, infrastructure, and marine ecosystems and organisms of all kinds, according to a study published Monday, Jan. 8 inĀ Proceedings of the National Academy of Sciences….