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.
In an interview for the Bulletin of the Atomic Scientists, Lester Brown warns about the growing mismatch between modern agriculture and a changing climate system, including the risk of widespread water shortages and a food crisis in poor countries. Read the full interview in the January 2014 issue.