Using trees to remediate and stabilize mining waste

For decades, Michigan’s Keweenaw Peninsula was home to more than 100 copper mines and the mining waste has impacted the shores of Lake Superior. The U.S. Forest Service is hoping that a specialized poplar tree will remove the heavy metals from the soil and stabilize the area, with the goal of preventing the stamp sands from shifting further. Read the full story by WXPR – Rhinelander, WI.