Did you know? A bicycle is a marvel of engineering efficiency, one where an investment in 22 pounds of metal and rubber boosts the efficiency of an individual mobility by a factor of three. On my bike I estimate that I get easily 7 miles per potato. For more information view the text and data in Chapter 6 of Plan B 4.0: Mobilizing to Save Civilization.
"We only have months, not years, to save civilisation from climate change," commentary on the U.N. Climate Change Conference by Lester Brown in the Guardian, November 3, 2009.