• 2 DVDs

• 7 Human-animal relationships
• 6 Conservation
• 5 Earth (Planet)
• 4 Wildlife research
• 2 Effect of poaching on
• 2 Elephants
• 2 Poaching
• 1 Climatic changes
• 1 Ecohydrology
• 1 Effect of climate on
• 1 Forest biodiversity
• 1 Forests and forestry
• 1 Global warming
• 1 Human beings
• 1 Natural disasters
• 1 Oceanography
• 1 Range management
• 1 Social aspects
• 1 Water resources development
• 1 Water-supply
• 1 Wildlife management

• 13 Sanjayan, M. A., 1966-
• 6 Dyas, Matthew
• 6 Passion Planet (Firm)
• 5 Brown, Nicholas
• 5 National Geographic Television & Film
• 5 Public Broadcasting Service (U.S.)
• 4 Films Media Group
• 2 CBS News
• 2 Renaud, Jack
• 1 Abbasi, Daniel R.
• 1 Alba, Jessica, 1981-
• 1 Alexander Street Press
• 1 Bach, Joel
• 1 Bittman, Mark
• 1 Brown, Nicolas Roether
• 1 Cameron, James, 1954-
• 1 Cheadle, Don
• 1 Damon, Matt
• 1 Ferrera, America, 1984-
• 1 Ford, Harrison, 1942-
• 1 Friedman, Thomas L.
• 1 Gelber, David
• 1 Hall, Michael C., 1971-
• 1 Hayes, Christopher, 1979-
• 1 Munn, Olivia, 1980-

• 13 English

• 2 Kenya
• 1 Earth (Planet)

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