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.
Tomorrow's America, produced by George Colburn, is a discussion series featuring local and national commentators addressing immigration and its impact on many different facets of life in the United States. This half-hour episode features Lester Brown discussing the global water situation and the problem of population growth in the United States.