Harvard researchers found that electric vehicles in China can have a positive effect on CO2 reduction if owners slowly charge vehicles during off-peak hours, allowing for more effective use of wind-generated power. Quickly charging vehicles in the higher energy “fast mode” can be counterproductive.

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Harvard researchers found that electric vehicles in China can have a positive effect on CO2 reduction if owners slowly charge vehicles during off-peak hours, allowing for more effective use of wind-generated power. Quickly charging vehicles in the higher energy “fast mode” can be counterproductive.