| http://www.w3.org/ns/prov#value | - <a name=Introduction id=Introduction></a><h2> <span class=mw-headline>Introduction</span></h2><p>Congress approved the Wilderness Act (P.L. 88-577; 16 U.S.C. ????1131-1136) in 1964 to establish a National Wilderness Preservation System on federal lands ???where the earth and its community of life are untrammeled by man, where man himself is a visitor who does not remain.??? As of December 31
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