• 10 Verona Shelving Facility
• 4 College Library
• 4 Wisconsin's Water Library
• 3 MERIT Library
• 2 Memorial Library
• 2 Steenbock Library
• 1 AOSS Library
• 1 Middleton Shelving Facility
• 1 Wisconsin Historical Society Library

• 72 Videos, Slides, Films
• 1 Books

• 1 Blu-ray Discs

• 27 Citizen participation
• 16 Environmentalism
• 12 Environmental aspects
• 12 Environmental policy
• 11 Global warming
• 11 Human ecology
• 9 Environmental responsibility
• 9 Nature
• 9 Sustainable living
• 8 Conservation of natural resources
• 8 Effect of human beings on
• 7 Climatic changes
• 7 Greenhouse effect, Atmospheric
• 6 Ecology
• 6 Government policy
• 6 Pollution
• 6 Water
• 5 Economic aspects
• 5 Environmental conditions
• 5 Green movement
• 5 Nature conservation
• 5 Renewable energy sources
• 4 Environmentalists
• 4 History

• 6 Baroff, Beverly
• 6 Kiernan, Denise
• 6 Media & Policy Center Foundation
• 5 Bullfrog Films
• 5 D'Agnese, Joseph
• 4 Gore, Al, 1948-
• 4 Paramount Pictures Corporation
• 4 Skoll, Jeff
• 3 Actual Films
• 3 Beal, Jeff, 1963-
• 3 Bender, Lawrence
• 3 Berge, Richard
• 3 Bernier, Don, 1970-
• 3 Cohen, Bonni
• 3 David, Laurie
• 3 Discovery Channel (Firm)
• 3 Films for the Humanities (Firm)
• 3 Guggenheim, Davis
• 3 Nusbaum, Colin
• 3 PBS Home Video
• 3 PBS Video
• 3 Participant Media
• 3 Perryman, Deb
• 3 Public Broadcasting Service (U.S.)
• 3 Redford, Robert

• 63 English
• 7 Spanish
• 5 French
• 2 Chinese
• 2 German
• 1 Hindi
• 1 Indonesian
• 1 Japanese
• 1 Nahuatl
• 1 Polish

• 17 United States
• 5 Wisconsin
• 3 Great Lakes (North America)
• 2 India
• 2 Japan
• 2 Poland
• 1 Alberta
• 1 Alberta, Northern
• 1 Amazon River Valley
• 1 Athabasca Tar Sands (Alta.)
• 1 Australia
• 1 Baker River (Chile)
• 1 Belize
• 1 Bolivia
• 1 California
• 1 Cambodia
• 1 Chile
• 1 China
• 1 Costa Rica
• 1 Cuba
• 1 Elbmarsch
• 1 Eswatini
• 1 Everglades
• 1 Everglades (Fla.)
• 1 Everglades National Park (Fla.)

Limit year range