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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.
Nature Reviews The Great TransitionApril 01, 2015
"This lucid overview of world energy is surprisingly devoid of gloom. With colleagues at the Earth Policy Institute in Washington DC, environmental analyst Lester Brown suggests that the hold of fossil fuels is finally weakening," writes Daniel Cressey of Nature. Click here for more.
