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.
As Portland prepares to launch their Alta Bicycle Share program in the coming year, the Portland Mercury spoke with four writers from Minneapolis, Boston, Washington, DC, and New York about the bike-share programs in their cities. EPI's Director of Research Janet Larsen spoke about DC's Capital Bikeshare program, the country's second-largest system. You can read more about bike-share programs around the U.S in our latest Plan B Update "Dozens of U.S. Cities Board the Bike-Sharing Bandwagon."