• 5 Videos, Slides, Films

• 2 DVDs

• 5 Water
• 2 Effect of mining on
• 2 Environmental aspects
• 2 Mineral industries
• 2 Mines and mineral resources
• 2 Molybdenum mines and mining
• 2 Mountain ecology
• 2 Water quality
• 1 Contamination
• 1 Drinking water
• 1 Freshwater ecology
• 1 Lead content
• 1 Purification
• 1 Toxicology
• 1 Water security

• 2 Bullfrog Films
• 2 Coyote, Peter
• 2 Earth Image Films
• 2 Lewis, Robert
• 2 McLeod, Christopher
• 2 WGBH Educational Foundation
• 1 BlueSpark Collaborative
• 1 Braun, Sylvain
• 1 Environmental Research Group
• 1 Garvin, Michael James
• 1 Groupe PVP
• 1 Hageman, Richard, 1881-1966
• 1 Lato Sensu Productions
• 1 Milwaukee Public Television
• 1 Morton, Joe, 1947-
• 1 Public Broadcasting Service (U.S.)
• 1 Smith, Llewellyn
• 1 Thomson, Kelly
• 1 WGBH (Television station : Boston, Mass.)

• 5 English

• 2 Colorado
• 2 Rocky Mountains
• 2 United States
• 1 Cambodia
• 1 Flint
• 1 France
• 1 Michigan
• 1 Peru
• 1 Wisconsin

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