A Lab study shows how battery-electric trains can deliver environmental justice, cost-savings, and resilience to the U.S. The study shows that retrofitting diesel-electric trains with batteries can make them cost-competitive with diesel and save billions of dollars from reduced air pollution. https://newscenter.lbl.gov/2021/11/23/big-batteries-on-wheels-can-deliver-zero-emissions-rail-while-securing-the-grid/