Electric cars, as much as we would like them to be, are not the answer to eradicating carbon dioxide emissions. That is the case unless the energy used to charge the vehicles come from alternative energy sources. But as for now, most electric vehicles are charged essentially by burning coal, natural gas and petroleum. Recently, a comparison of electric cars was made to determine how much carbon dioxide actually goes into running an electric vehicle. It must be said, however, that electric cars do cause much lesser emissions than a regular vehicle does. However, a recent comparison deemed hybrid vehicles more efficient at lessening carbon dioxide emissions over 100 miles of travel.
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