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.
John Vidal's article on Guardian.co.uk website centering around the latest data highlight, titled "One Quarter of US Grain Crops Fed to Cars - Not People, New Figures Show." Also, check out the Data blog posting of EPI's data. Posted January 22, 2010.