Author
United States. National Park Service
452
United States. National Park Service. Natural Resource Stewardship and Science,
204
United States. Congress. Senate. Committee on Energy and Natural Resources
200
United States. National Park Service,
198
United States. Congress. House. Committee on Resources
87
United States. Congress. Senate. Committee on Energy and Natural Resources,
83
United States. Congress. House. Committee on Natural Resources,
73
United States. Congress. House. Committee on Natural Resources
56
United States. National Park Service. Denver Service Center
55
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks
52
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Public Lands, National Parks, and Forests
50
Natural Resource Program Center (U.S.),
47
Harpers Ferry Center (U.S.),
39
Thornberry, Trista L.,
39
United States. Forest Service
39
U.S. Fish and Wildlife Service
37
United States,
33
Cooperative Park Studies Unit (Moscow, Idaho). Visitor Services Project
32
Le, Yen,
26
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks, Historic Preservation, and Recreation
23
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on National Parks,
22
United States. National Park Service. Geologic Resources Division,
22
Graham, John P.
21
United States. National Park Service. Alaska Regional Office
20
Harpers Ferry Center (U.S.)
19
Library of Congress. Congressional Research Service,
17
Manni, Marc F.,
17
United States. Congress. House. Committee on Interior and Insular Affairs
17
United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on National Parks and Public Lands
17
Cook, Philip S., 1960-
16
Geological Survey (U.S.)
16
United States. Congress. House. Committee on Natural Resources. Subcommittee on National Parks, Forests, and Public Lands
16
KellerLynn, Katie,
15
Cuyahoga Valley National Park (Agency : U.S.),
14
Social Science Program (U.S.)
14
United States. Bureau of Land Management,
14
United States. Congress. House. Committee on Resources. Subcommittee on National Parks and Public Lands
14
United States. Congress. House. Committee on Resources. Subcommittee on National Parks, Recreation, and Public Lands
14
United States. Forest Service. Southwestern Region
14
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Parks, Historic Preservation, and Recreation
13
Geological Survey (U.S.),
12
United States. Department of the Interior
11
United States. National Park Service. Rocky Mountain Regional Office
11
Comay, Laura B.,
10
U.S. Fish and Wildlife Service,
10
United States. Bureau of Land Management
10
United States. Congress. House. Committee on Government Reform. Subcommittee on Criminal Justice, Drug Policy, and Human Resources
10
United States. Congress. House. Committee on Resources. Subcommittee on National Parks, Forests, and Lands
10
United States. Forest Service,
10
Begly, Ally,
9
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