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THREATS TO PARK RESOURCES
STRENGTHENING ASPECTS OF PARK SERVICE PROGRAMS
Threats to Specific Parks
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acid rain acres activities affect air quality Alaska Alaskan parks American archeological budget collections condition Congress conservation cultural resource management damage ecological ecosys ecosystem management employees environmental ethnographic resources Everglades Everglades National Park example federal Florida Florida panther forests funding grizzly bear habitat Harpers Ferry historic preservation historic structures identified impacts increased integrity inventory Island issues land leasing levels maintenance ment million monitoring museum National Battlefield National Historical Park National Monument National Park Service national park system national park units native natural and cultural natural resource management needs NPCA NPCA’s Number of Park objects Olympic National Park park management park protection park resources park units park’s percent plant poaching population problems rangers regional resource management plans resource management programs RMPs Service’s Servicewide Shenandoah National Park significant strategies survey Systemwide threatened tion tional Park U.S. Department vegetation visitor wilderness wildlife Yellowstone Yosemite