• 8 Videos, Slides, Films

• 4 DVDs

• 7 Water-supply
• 3 Aquifers
• 3 Groundwater
• 3 Water conservation
• 2 Description and travel
• 2 Environmental conditions
• 2 Law and legislation
• 2 Water cycles
• 2 Water quality
• 2 Water resources development
• 1 Environmental aspects
• 1 Irrigation
• 1 Irrigation farming
• 1 McBride, Peter (Photographer)
• 1 Political aspects
• 1 Social aspects
• 1 Water
• 1 Water security
• 1 Water-supply, Agricultural
• 1 Waterman, Jonathan

• 2 Bullfrog Films
• 2 Fogel, Anson
• 2 Forge Motion Pictures (Firm)
• 2 Heinerth, Jill
• 2 Karst Productions, Inc
• 2 Keltonic, John
• 2 McBride, Peter (Photographer)
• 2 Pete McBride Photography (Firm)
• 2 Thomas, Peter, 1924-2016
• 2 Waterman, Jonathan
• 1 Alexander Street Press
• 1 Bodolay, Rosemary
• 1 Chouette Films
• 1 Deep Time Media
• 1 Green Planet Films
• 1 Groth, Anne M
• 1 Hannemann, Erik
• 1 Kazan, Katharine
• 1 Landmark Media, Inc
• 1 Larsen, Anders Taylor
• 1 Panopticon AS
• 1 Soellner, Jeff
• 1 Sowa, Anna
• 1 Sowa, Remigiusz
• 1 Stengård, Robert V

• 8 English

• 2 Colorado River
• 2 Colorado River (Colo.-Mexico)
• 2 Colorado River Watershed
• 2 Colorado River Watershed (Colo.-Mexico)
• 2 Everglades (Fla.)
• 2 Florida
• 2 North America
• 1 Asia
• 1 China
• 1 Ethiopia
• 1 Great Plains
• 1 Morocco
• 1 Nile River
• 1 Norway
• 1 Ogallala Aquifer
• 1 South Africa
• 1 Tibet
• 1 Tibet Autonomous Region
• 1 Todrha Oasis
• 1 Wisconsin

Limit year range