The biggest energy source? Efficiency!

From Yale University’s environment360, posted on 11/26/08, retrieved on Friday, February 27, 2009:

Yale Environment 360: You have called energy efficiency “the largest, cheapest, safest, cleanest, fastest way to provide energy services.” How do you quantify that claim? For example, how large, how cheap, how fast?

Amory Lovins: Oh, for example, in the United States we could save at least half the oil and gas and three-quarters of the electricity we use, and that efficiency investment would cost only about an eighth [of] what we’re now paying for those forms of energy. …

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