• 5 Videos, Slides, Films

• 4 Human geography
• 3 Civilization
• 3 Human ecology
• 3 Population policy
• 3 Rural-urban migration
• 3 Social ecology
• 3 Social structure
• 3 Urbanization
• 2 Cultural geography
• 2 Economics
• 2 Effect of human beings on
• 2 Environmental aspects
• 2 Environmental geography
• 2 International economic relations
• 2 Nature
• 2 Political anthropology
• 2 Tribes
• 1 Conservation of natural resources
• 1 Economic aspects
• 1 Economic geography
• 1 Environmental protection
• 1 Geopolitics
• 1 Indians of North America

• 5 Films Media Group
• 5 Films for the Humanities & Sciences (Firm)
• 2 Tapestry International (Firm)
• 1 KAET-TV (Television station : Tempe, Ariz.)
• 1 Minotaur International
• 1 System TV (Firm)

• 5 English
• 1 Navajo

• 3 Latin America
• 2 South America
• 1 Central America
• 1 Japan
• 1 Korea
• 1 United States

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