Video: Why electric cars may be dirtier than you think

Mon 02 May 2016 01:00 PM GST
Cars and trucks make up about 22 percent of US climate pollution and 17 percent globally.

Fighting climate change comprehensively will mean - gradually- reducing that to zero with new vehicle technology and clean power.

Electric vehicles like those from Tesla could one day be the answer to truly cleaner cars, but for now the way EVs get their power may be dirtier than you think.

(Bloomberg YouTube channel)