• 27 Videos, Slides, Films

• 17 Hydrology
• 12 Ecosystem management
• 11 Water
• 9 Environmental aspects
• 9 Landforms
• 7 Conservation of natural resources
• 7 Geomorphology
• 6 Cultural geography
• 6 Population
• 6 Rivers
• 6 Social ecology
• 6 Voyages and travels
• 5 Effect of human beings on
• 5 Energy consumption
• 5 Energy development
• 5 Environmental policy
• 5 Human ecology
• 5 Human geography
• 5 Management
• 5 Nature
• 5 Power resources
• 4 Ecology
• 4 Marine biology

• 27 Films Media Group
• 27 Films for the Humanities & Sciences (Firm)
• 6 Looking Glass Pictures
• 4 Granada Media (Firm)
• 2 BBC Worldwide Ltd
• 2 Journeyman Pictures (Firm)
• 1 ABC International
• 1 Agency for Instructional Technology
• 1 Allegro Productions (Firm)
• 1 Infobase
• 1 Meridian Education Corporation
• 1 Mundomedia Digital Studios, LLC
• 1 NPO/Netherlands Public Broadcast
• 1 National Geographic Television & Film
• 1 Octapixx Worldwide (Firm)
• 1 Swinging Gate Productions
• 1 Television Trust for the Environment
• 1 Zarafa Films

• 1 Multiple languages
• 1 Spanish

• 3 Earth (Planet)
• 3 Middle East
• 2 Africa
• 2 Africa, Sub-Saharan
• 2 Mekong River
• 1 America
• 1 Bicol River (Philippines)
• 1 Cauvery River (India)
• 1 Central America
• 1 Latin America
• 1 Mexico, Gulf of
• 1 Nigeria
• 1 North America
• 1 Red River Delta (Vietnam)
• 1 South America
• 1 Southeast Asia
• 1 Tonle Sap (Cambodia : Lake)
• 1 United Arab Emirates
• 1 United States
• 1 Zuo River (China)

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