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Ecology Action. "Worldwide Loss of Soil and a Possible Solution". http://www.growbiointensive.org/biointensive/soil.html#notes (Date of Access: April 5, 2005)
The Dust Bowl
Crosson, Pierre, Will erosion threaten agricultural productivity? (includes related article on variety of soil erosion estimates)., Vol. 39, Environment, October 1, 1997.
Soil Erosion
Albrecht, W. A. Health Depends On Soil. From The Land, edited by Pittman, Nancy
Soil Erosion
Klinger, D. A., & Grossman, D. (2002). Who Should Deal with Foreign Terrorists on U.S. Soil? Socio-Legal Consequences of September 11 and the Ongoing Threat of Terrorist Attacks in America. Harvard Journal of Law & Public Policy, 25(2), 815+.
The 9/11 Terrorist Attacks
Press Release. Soil Association. March 13, 2002. <http://www.soilassociation.org/web/sa/saweb.nsf/0/80256ad80055454980256b7b00478902?OpenDocument>.
Organic Food
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