Wednesday's Supreme Court argument about whether to regulate carbon dioxide from auto emissions might have made you wonder why we don't just remove the greenhouse gas from auto exhaust the way we do a lot of other pollutants.
While the market for electric vehicles is heating up, with waiting lists for both the Nissan Leaf and the Chevy Volt and startup companies like Tesla, Arcimoto, and Coda Automotive upping their games, some industry watchers still wonder whether electric vehicles will ever become a significant part of the auto market.