• 1 College Library

• 8 DVDs

• 25 Animals
• 21 Ecology
• 13 Physical geography
• 10 Biotic communities
• 8 Marine animals
• 6 Description and travel
• 6 Earth sciences
• 6 History
• 6 Human ecology
• 6 Indians of North America
• 5 Adaptation (Biology)
• 4 Climatic changes
• 4 Effect of human beings on
• 4 Habitat (Ecology)
• 4 Landscapes
• 4 Life
• 4 Nature
• 4 Plants
• 4 Predation (Biology)
• 3 Attenborough, David, 1926-
• 3 Biodiversity
• 3 Desert ecology
• 3 Discovery and exploration
• 3 Life (Biology)

• 32 Discovery Channel (Firm)
• 29 Attenborough, David, 1926-
• 21 BBC Worldwide Americas, Inc.
• 18 BBC Worldwide Ltd.
• 12 Fothergill, Alastair
• 11 Nihon Hōsō Kyōkai
• 8 BBC Earth (Firm)
• 8 Backshall, Stephen
• 8 Mackay-Hope, Doug
• 8 Public Broadcasting Service (U.S.)
• 7 Cumberbatch, Benedict, 1976-
• 7 France télévision
• 6 Berlowitz, Vanessa
• 6 Cordey, Huw
• 6 Ereira, Alan
• 6 WNET (Television station : New York, N.Y.)
• 5 Barton, Miles
• 5 Brownlow, Mark
• 4 BBC Studios
• 4 British Broadcasting Corporation. Natural History Unit
• 4 Johnson, Corey, 1961-
• 4 Keeling, Jonny
• 4 Open University
• 4 Tencent Penguin Pictures

• 72 English
• 1 French

• 19 Earth (Planet)
• 10 Polar regions
• 9 Arctic regions
• 8 Antarctica
• 7 Islands of the Pacific
• 6 North America
• 6 South Pacific Ocean
• 4 Africa
• 3 Great Britain
• 3 Papua New Guinea
• 2 Alaska
• 2 California
• 2 China
• 2 Congo River
• 2 Congo River Valley
• 2 Galapagos Islands
• 2 Great Plains
• 2 Kalahari Desert
• 2 Serengeti Plain
• 2 Tanzania
• 1 Africa, Eastern
• 1 Amazon River Region
• 1 Antárctica
• 1 Arctic Regions
• 1 Atlantic States

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