• 3 Videos, Slides, Films

• 2 Economic aspects
• 2 Effect of human beings on
• 2 Environmental protection
• 2 Natural resources
• 2 Nature
• 2 Social life and customs
• 1 Civilization
• 1 Cultural geography
• 1 Description and travel
• 1 Economic geography
• 1 Environmental aspects
• 1 Environmental geography
• 1 Government policy
• 1 History
• 1 Human ecology
• 1 Human geography
• 1 Physical geography
• 1 Pollution
• 1 Population policy
• 1 Rural-urban migration
• 1 Social change
• 1 Social ecology
• 1 Spanish language
• 1 Urbanization

• 3 Films Media Group
• 3 Films for the Humanities & Sciences (Firm)
• 1 BBC Worldwide Ltd
• 1 Parthenon Entertainment (Firm)
• 1 System TV (Firm)

• 3 English
• 1 Spanish

• 2 Latin America
• 1 Amazon River
• 1 Central America
• 1 Peru

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