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Counting Electrons and Molecules

Posted on May 16, 2008

The electric vehicles are coming. Whether they are to be plug-in versions of hybrid cars, along the lines of the eagerly-awaited Chevrolet Volt or plug-in Prius, or the pure EVs recently promised by the CEO of Renault and Nissan, Carlos Ghosn, we will soon have significant numbers of cars on the road for which fuel economy metrics must track kilowatt-hours, in addition to or instead of liquid gallons. As I noted in my posting a few months ago on the usefulness of a possible miles per dollar metric, we haven't yet developed the vocabulary for comparing the efficiency of such vehicles to that ...

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alternative energy , crude , electric , ethanol , gas , hybrid , hydrogen , oil , photovoltaic , wind , wind power