• 9 Videos, Slides, Films

• 8 Marine biology
• 8 Marine organisms
• 7 Ecosystem management
• 6 Air
• 6 Climatic changes
• 6 Physical geography
• 5 Biotic communities
• 5 Ecology
• 5 Water
• 4 Biodiversity
• 4 Oceanography
• 4 Population
• 4 Toxicology
• 3 Submarine geology
• 3 Waste products
• 2 Biodiversity conservation
• 2 Effect of human beings on
• 2 Human ecology
• 2 Marine resources
• 2 Nature
• 2 Ocean life
• 2 Refuse and refuse disposal
• 2 Research

• 9 Films Media Group
• 9 Films for the Humanities & Sciences (Firm)
• 4 Ampersand Film & Video Tape Productions
• 1 Canadian Broadcasting Corporation
• 1 Electric Sky (Firm)
• 1 Europe Images International
• 1 National Film Board of Canada

• 9 English

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