BMW battery-sourcing ethics highlight cobalt-mining issue for electric cars

2018 BMW i3, 2017 Frankfurt Motor ShowElectric cars provide a zero-emission driving experience, but one of the most important raw materials for their batteries—cobalt—has a supply chain that needs some work. About half of the world's cobalt supply comes from the Democratic Republic of Congo (DRC), a country with high rates of child labor under very poor working conditions...