| http://www.w3.org/ns/prov#value | - Protecting the Environment: A Free Market Strategy (Washington, D.C.: The Heritage Foundation, 1986). p. 29. 4 Randal O'Toole, Refonning the Forest Service (Covelo, California: Island Press, 1987). 3 hiking, camping, and other recreational activities on undeveloped public lands.
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