Electric cars have a hidden cost

A Tesla driven in the U.S. Midwest produces 226g of carbon dioxide per kilometre over its lifecycle. That's higher than some total output by traditional combustion engine models when accounting for charging electricity and manufacturing processes. EU electric car producers got a fresh lease on life last week as the European Commission proposed caps on vehicle emissions as a way to fight against global warming—and to help close a technological gap with China. The Asian nation is the world’s b...