• 199 Videos, Slides, Films

• 131 Cultural geography
• 90 Human geography
• 84 Rural-urban migration
• 83 Human ecology
• 83 Urbanization
• 72 Social change
• 66 Population policy
• 65 Population
• 47 Social structure
• 29 Economic aspects
• 29 Effect of human beings on
• 29 Nature
• 28 Environmental aspects
• 24 Economic geography
• 24 History
• 23 Conservation of natural resources
• 23 Economics
• 21 Environmental geography
• 21 Environmental protection
• 21 Water
• 20 International economic relations
• 20 Physical geography
• 20 Political anthropology
• 20 Study and teaching

• 197 Films Media Group
• 197 Films for the Humanities & Sciences (Firm)
• 11 Parthenon Entertainment (Firm)
• 9 Java (Firm)
• 9 Network Ireland Television
• 8 4 Learning (Firm)
• 8 System TV (Firm)
• 6 Cruickshank, Dan
• 6 Journeyman Pictures (Firm)
• 6 Looking Glass Pictures
• 5 BBC Worldwide Ltd
• 5 German United Distributors
• 5 International Center for G
• 5 National Geographic Television & Film
• 5 Planet Pictures (Firm)
• 5 Tapestry International (Firm)
• 4 Canadian Broadcasting Corporation
• 4 New Atlantis (Firm)
• 4 Powersports Millennium International (Firm)
• 4 Video Education Australasia
• 4 WNET (Television station : New York, N.Y.)
• 4 Watson, Mary Ann, Ph. D
• 3 ABC News Productions
• 3 Classroom Video (Firm)
• 3 Fred Friendly Seminars (Firm)

• 197 English
• 4 Multiple languages
• 3 Spanish
• 1 Lao
• 1 Portuguese

• 19 Africa, Sub-Saharan
• 19 China
• 15 United States
• 11 India
• 10 South Asia
• 8 Latin America
• 6 Africa
• 5 Asia
• 5 Middle East
• 5 South America
• 5 Southeast Asia
• 3 Europe
• 2 Detroit (Mich.)
• 2 Guatemala
• 2 Shanghai (China)
• 1 Africa, North
• 1 Australia
• 1 Bicol River (Philippines)
• 1 Brazil
• 1 Cauvery River (India)
• 1 Central America
• 1 Colombia
• 1 East Asia
• 1 Environmentalism
• 1 Former Soviet republics

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