AS HUMAN-CAUSED climate change points a giant hair dryer at Western North America’s glaciers, melting them ever more rapidly, potential Pacific salmon habitat is opening up. New river systems are starting to flow, and rain and snowmelt will keep many running even after the ice disappears. In some, salmon are appearing for the first time.
But mining companies are homing in, too. According to peer-reviewed research published in last November, there’s substantial overlap
