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To Preserve Unimpaired The Challenge of Protecting Park Resources
Research in the Parks An Assessment of Needs
Parks and People A Natural Relationship
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adjacent land Administration affect park resources agement amend appropriate associations base funded biosphere reserves budget Canyonlands National Parks career concessioners Congress Conservation cooperation coordinate cultural resource cultural resource management Director ecosys ecosystems employees ensure environmental education existing expertise federal agencies federal land generalist gram habitat heritage identify impacts implement increased integrate interpretation inventory issues land exchange land management listed species ment million mineral activity mineral rights monitoring National Natural Landmark National Park Service national park system national park unit natural and cultural nonfederal NPCA NPS research NPS units opportunities park boundaries park managers park protection park ranger park units park visitors park's percent positions preters pretive priorities problems professional programs public involvement recreational regional office requires resource management plan resource protection responsibilities role Service's Servicewide specialists staff strategies systemwide threats tion tional tourism tural