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Are Electric Cars Greener?

Are Electric Cars Greener?

"It's also easier to clean up, maintain and monitor one smokestack (the power plant's) than it is to do those things for a million smokestacks (all of our tailpipes). And even if you're charging your car from the dirtiest power plant, running on 100 percent coal, electric-car expert (and, to be fair, advocate) Jim Motavalli says you'd still reduce climate emissions by 30 to 40 percent over individual gasoline-powered cars."