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.
As drought and high temperatures continue to devastate much of the country's corn and soybean crops, the USDA reports that food prices will continue to rise at least into 2013. On July 24, Lester Brown and NPR senior business editor Marilyn Geewax discussed the rising cost of food on NPR's Talk of the Nation.