1. Peterson, John. "Down in the dirt". Earth Island Journal. June 1, 2006. Vol. 21 Issue 2. p 31-34. Web.
2. Philpott, Tom. "Talk Dirt to Me". Mother Jones. September 1, 2013. Vol. 38 Issue 5. p 40-45. Web
3. Dirt!. Dir. Bill Beneson and Gene Rosow. August 7, 2009. Film.
4. Carson, Rachel. Silent Spring. Houghton Miffilin. 1962. Print.
5. http://www.agf.gov.bc.ca/pesticides/c_2.htm
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