evidence: One of the oil industry’s favorite ways to try to attack electric cars was to say that they are just as polluting as gas-powered vehicles because they were powered by an electric grid that burns coal and natural gas. [...] Now the oil industry is using another argument to discredit electric vehicles: mining resources to build batteries is just as bad as the environment as burning petrol. [...] Transport and Environment (T&E), an NGO that looks into the impact of transport on the environment, has released a new study that looks to compare emissions from raw materials to produce electric cars versus gas-powered vehicles: