Wednesday, February 14, 2007

Heat Map Shows Great Potential for U.S.

GEA geothermal resources map

An illustration from the Geothermal Energy Association shows the estimated earth temperatures at a depth of 6 kilometers (about 4 miles). Water boils at 100 degrees Celsius. According to the GEA, existing geothermal power technology can produce electricity from resources at temperatures as low as 90 degrees Celsius.

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