Electric cars: are they really more polluting than gas?

[news]

http://i.cbc.ca/1.996284.1378589702!/httpImage/image.jpg_gen/derivatives/16x9_460/li-ott-nissan-leaf620.jpg Most people think if you drive an electric car they are helping the environment. But not if your electricity comes from a coal-fired generation plant, according to a University of Toronto report.


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