Geomorphologist Dave Montgomery and his book, Dirt: The Erosion of Civilizations are given a nice profile on the knowwhereyourfoodcomesfrom.com website. This in depth article really explains how Dave’s research can affect our choices and our agriculture today: http://knowwhereyourfoodcomesfrom.com/2011/04/28/dirt-the-erosion-of-civilizations-by-david-r-montgomery/
