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.
Lester Brown in Deep Green
August 23, 2011
Lester Brown is interviewed for Deep Green, a documentary on solutions to stop global warming now. Visit their website for Lester's interview, as well as many other environmental experts. Click here to view the transcript. Posted August 23, 2011.