• 3 Freedom of religion
• 3 Indians of North America
• 3 Land tenure
• 3 Legal status, laws, etc
• 3 Public lands
• 3 Religion
• 2 Petroleum industry and trade
• 2 Tourism
• 1 Agricultural pollution
• 1 Agriculture
• 1 Animas-La Plata Project
• 1 Business cycles
• 1 City planning
• 1 Cofán Indians
• 1 Conservation and restoration
• 1 Corn
• 1 Corn as food
• 1 Corn industry
• 1 Corn products industry
• 1 Dams
• 1 Economic conditions
• 1 Economic development
• 1 Effect of water pollution on
• 1 Environmental conditions

• 3 Abbe, Jessica
• 3 Cardinal, Tantoo
• 3 Coyote, Peter
• 3 McLeod, Christopher
• 3 Native American Public Telecommunications, Inc
• 3 Sacred Land Film Project
• 2 Lowery, Malinda Maynor
• 1 Baghdadi, Rita
• 1 Cheney, Ian
• 1 Cross Current Productions
• 1 Dengel, Julia
• 1 Ellis, Curt
• 1 Endless Eye Productions (Firm)
• 1 Hammerling, Jeremiah
• 1 KUED-TV (Television station : Salt Lake City, Utah)
• 1 Knoy, Laura
• 1 Miller, Jeffrey K.
• 1 Mosaic Films
• 1 New Hampshire Public Television
• 1 Oppenheim, Jonathan
• 1 Paly, Melissa
• 1 Rocky Mountain PBS (Firm)
• 1 Smith, Laurel Spellman

• 8 English
• 1 South American Indian (Other)
• 1 Spanish

• 5 United States
• 3 West (U.S.)
• 3 West United States
• 1 Amazon River Region
• 1 Animas River
• 1 Animas River (Colo. and N.M.)
• 1 Arizona
• 1 Butler County
• 1 California
• 1 Colorado
• 1 Devils Tower National Monument
• 1 Devils Tower National Monument (Wyo.)
• 1 Ecuador
• 1 Gulf of Mexico
• 1 Iowa
• 1 Lake Nighthorse
• 1 Mexico, Gulf of
• 1 Mount Shasta
• 1 Mount Shasta (Calif.)
• 1 New England
• 1 Nighthorse, Lake (Colo.)
• 1 North Dakota
• 1 Ridges Basin Dam (Colo.)
• 1 Southern Ute Indian Tribe of the Southern Ute Reservation, Colorado
• 1 Wyoming

Limit year range