Tribes in Minnesota are paying the steepest price for the steel industry’s mercury pollution

Demand for steel is on the rise globally, driven by population growth and the expanding economies in developing nations. The material will also be important to the green energy transition, forming the backbone of infrastructure like wind turbines, solar panels, and hydroelectric dams. Every part of the steel supply chain is heavily polluting, and the places in the U.S. where the steel industry is concentrated are disproportionately low-income and non-white, highlighting yet another instance in...