Rivers and streams in Alaska are changing color – from a clean, clear blue to a rusty orange – because of the toxic metals released by thawing permafrost, according to a new study. The finding surprised researchers from the National Park Service, the University of California at Davis and the US Geological Survey, who conducted […]
Tag: orange
Alaska’s rivers & streams are turning orange
Alaska’s rivers are turning bright orange, and scientists are working to figure out exactly why. In recent years, scientists have observed streams and rivers that have turned a vibrant orange color across Alaska’s Arctic region. The recent discoloration of the Salmon River, a designated national wild and scenic river in Kobuk Valley National Park, is […]