Ethanol can replace gasoline with big energy savings

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Don Prestella fleet operations supervisor at Lawrence Berkeley National Laboratory fills a lab vehicle tank with ethanol-based E-85 after LBNL became the first ethanol dispensing station in Northern California in July 2004. (Photo courtesy LBNL)
Don Prestella, fleet operations supervisor at Lawrence Berkeley National Laboratory, fills a lab vehicle tank with ethanol-based E-85 after LBNL became the first ethanol dispensing station in Northern California in July 2004. (Photo courtesy LBNL)

Putting ethanol instead of gasoline in your tank saves oil and is probably no worse for the environment than burning gasoline, according to a new analysis by researchers at the University of California, Berkeley. The researchers note, however, that new technologies now in development promise to make ethanol a truly "green" fuel with significantly less environmental impact than gasoline.


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