• 1 College Library
• 1 MERIT Library
• 1 Steenbock Library

• 12 DVDs

• 20 Cosmology
• 20 Natural history
• 18 Astronomy
• 16 Ecology
• 11 Animals
• 11 Biotic communities
• 11 Evolution
• 11 Habitat (Ecology)
• 9 Human ecology
• 6 History
• 6 Plate tectonics
• 6 Weather
• 5 Biodiversity
• 5 Biology
• 5 Earth sciences
• 5 Effect of human beings on
• 5 Historical geology
• 5 Life
• 5 Motion picture authorship
• 5 Nature
• 4 Continental drift
• 4 Landscapes
• 3 Cities and towns
• 3 Desert ecology
• 3 Origin

• 19 Independent Communications Associates
• 19 Kennard, David
• 19 Music Video Distributors, Inc.
• 19 Northcutt Productions
• 19 Northcutt, Patsy
• 19 Swimme, Brian
• 19 Tucker, Mary Evelyn
• 19 Yale University. School of Forestry and Environmental Studies
• 15 BBC Worldwide Ltd.
• 14 British Broadcasting Corporation. Natural History Unit
• 11 Attenborough, David, 1926-
• 10 BBC America
• 10 France télévision
• 10 Zweites Deutsches Fernsehen
• 9 Tencent Pictures
• 7 Public Broadcasting Service (U.S.)
• 6 Johnson, Corey, 1961-
• 5 British Broadcasting Corporation
• 5 Charles, Ed
• 5 Cordey, Huw
• 5 New Video Group
• 5 Silverback Films (Firm)
• 4 BBC Studios
• 4 Flight 33 Productions (Firm)
• 4 Open University

• 53 English

• 20 Universe
• 2 Pacific Area
• 2 Solar system
• 1 Africa
• 1 Alps
• 1 Atacama Desert (Chile)
• 1 Cold regions
• 1 Death Valley (Calif. and Nev.)
• 1 Eastern Hemisphere
• 1 Everest, Mount (China and Nepal)
• 1 Grand Canyon (Ariz.)
• 1 Great Lakes (Africa)
• 1 Great Lakes (North America)
• 1 Great Rift Valley
• 1 Hawaii
• 1 Iceland
• 1 Krakatoa (Indonesia)
• 1 Ness, Loch (Scotland)
• 1 New York (N.Y.)
• 1 North America
• 1 Northern Hemisphere
• 1 Rocky Mountains
• 1 Sahara
• 1 Saint Helens, Mount (Wash.)

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