The U.S. Forest Service has released a long-awaited environmental study of a proposed 20-year copper mining moratorium on federal land near the Boundary Waters Canoe Area. It is the latest step in a bid by the Biden administration to place a long-term pause on proposed copper-nickel mines across a large swath of northeastern Minnesota. 

This is a morning update from MPR News, hosted by Cathy Wurzer. Music by Gary Meister.