• 37 Videos, Slides, Films

• 17 Conservation of natural resources
• 9 Wildlife conservation
• 7 Ecology
• 6 Global warming
• 6 Recycling (Waste, etc.)
• 6 Renewable energy sources
• 5 Bioclimatology
• 5 Ecosystem management
• 4 Climate change mitigation
• 4 Endangered species
• 4 Weather
• 3 Biotic communities
• 2 Biodiversity
• 2 Earth (Planet)
• 2 Natural disasters
• 2 Storms
• 1 Agriculture
• 1 Asteroids
• 1 Atmosphere
• 1 Climatology
• 1 Cloud forest conservation
• 1 Cyclone damage
• 1 Cyclones
• 1 Environmental impact analysis

• 13 Bartlett, G. (Gillian)
• 13 Nicholas, Damian
• 12 Thompson, Andrew
• 7 Farrow, Nick
• 7 Holmes, Abbe
• 4 Switch International
• 3 British Broadcasting Corporation
• 3 Jonson, Bengt
• 3 Nordic World
• 2 KM Records, s.r.o
• 2 MacNeil/Lehrer Productions
• 2 Mackintosh, Steven
• 2 Pumpkin TV (Firm)
• 1 Australian Broadcasting Corporation
• 1 Briggs, Matt
• 1 Christensen, Anders Dencker
• 1 Finney, Ben
• 1 Green Planet Films
• 1 Harewood, David
• 1 Inkson, Eileen
• 1 Mackeigan, Wendy
• 1 Meier, Walt
• 1 Mifflin, Tyler
• 1 Negrao, Marcos

• 36 English
• 1 Tibetan

• 2 Arctic regions
• 2 Bangladesh
• 1 Greenland
• 1 Himalaya Mountains
• 1 Sun

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