• 10 Videos, Slides, Films

• 10 Environmental degradation
• 10 Environmental sciences
• 10 Human ecology
• 10 Life sciences
• 7 Ecological regions
• 6 Population
• 2 Air
• 2 Climatic changes
• 2 Global warming
• 2 Pollution
• 1 Africa
• 1 Africa, Sub-Saharan
• 1 Aquatic sciences
• 1 Biotic communities
• 1 Business enterprises--Law and legislation
• 1 Civil law
• 1 Conservation
• 1 Conservation of natural resources
• 1 Ecological zones
• 1 Environmental law
• 1 Environmental policy
• 1 Environmental protection

• 10 Films Media Group
• 10 Infobase
• 8 Green Planet Films (Firm)
• 1 ABC NEWS (Firm)
• 1 Australian Broadcasting Corporation (Firm)

• 9 English
• 1 Spanish

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