• 48 Videos, Slides, Films

• 5 DVDs

• 10 History
• 6 Conservationists
• 6 Environmentalists
• 5 Environmentalism
• 3 Artists
• 3 Authors, American
• 3 Brower, David, 1912-2000
• 3 Human rights workers
• 3 Nature conservation
• 2 African Americans
• 2 Civil rights movements
• 2 Clergy
• 2 Criticism and interpretation
• 2 Ecologists
• 2 Environmental aspects
• 2 Environmental conditions
• 2 Environmental ethics
• 2 Evolution (Biology)
• 2 Leopold, Aldo, 1886-1948
• 2 Margulis, Lynn, 1938-2011
• 2 Naturalists
• 2 Philosophers
• 2 Photographers
• 2 Political and social views
• 2 Pollution

• 4 BBC World Service
• 4 Bradshaw, Steve (Journalist)
• 4 Docuseek2 (Firm)
• 4 Television Trust for the Environment
• 3 Canadian Broadcasting Corporation
• 3 De Graaf, John
• 3 Moira Productions
• 3 Weidlinger, Tom
• 2 Aldo Leopold Foundation
• 2 Amnesia Productons
• 2 Audax Films
• 2 Brower, David, 1912-2000
• 2 Center for Humans and Nature
• 2 Chicken & Egg Pictures (Firm)
• 2 Coyote, Peter
• 2 Dateline Productions
• 2 Dunsky, Ann
• 2 Dunsky, Steve
• 2 Hummingbird Films
• 2 James, Theodore
• 2 KCTS (Television station : Seattle, Wash.)
• 2 Kyriacou, Sotira
• 2 Lillian Lincoln Foundation
• 2 Loteria Films

• 48 English
• 2 Spanish
• 1 Chinese
• 1 Hungarian
• 1 Norwegian

• 26 United States
• 3 California
• 2 Canada
• 2 Hudson River (N.Y. and N.J.)
• 2 Mexico
• 2 New Jersey
• 2 New York (State)
• 1 British Columbia
• 1 California, Northern
• 1 Chicago
• 1 Detroit
• 1 Ethiopia
• 1 Great Britain
• 1 Great Plains
• 1 Hiroshima-shi
• 1 Hungary
• 1 Illinois
• 1 Japan
• 1 Liberia
• 1 Michigan
• 1 New England
• 1 North Carolina
• 1 Norway
• 1 San Francisco Bay Area
• 1 South Sudan

• 48 Documentary films
• 31 Biographical films
• 13 Feature films
• 5 Environmental films
• 5 Internet videos
• 4 Video recordings for the hearing impaired
• 3 Educational films
• 2 Case studies
• 2 Science films
• 1 Biographies
• 1 Personal narratives
• 1 Portraits
• 1 Video recordings

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