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Did you know? The heat in the upper six miles of the earth’s crust contains 50,000 times much as energy as found in all the world’s oil and gas reserves combined. Despite this abundance, only 10,500 megawatts of geothermal generating capacity have been harnessed worldwide. For more information view the text and data in Chapter 5 of Plan B 4.0: Mobilizing to Save Civilization.
Walking the WalkSeptember 20, 2009
Article by Lester Brown, "On Energy, We're Finally Walking the Walk," published in the Outlook section of the Washington Post, Sunday, September 20, 2009.
