The world’s biggest automaker has one of the dirtiest supply chains: report

Tesla, Ford, and Volvo occupy the top three spots in a new ranking of 18 global automakers based on their efforts to eliminate carbon emissions, environmental harms, and human rights violations from their supply chains. Toyota, meanwhile, lurks near the bottom of the list, underscoring the persistent difficulty in getting the world's largest car company to clean up its supply chain.

The rankings were compiled by Lead the Charge, a global coalition of leading climate, environment, and human...