• 9 Videos, Slides, Films

• 9 Environmental degradation
• 9 Environmental quality
• 9 Environmental sciences
• 9 Human ecology
• 9 Life sciences
• 8 Ecological regions
• 7 Population
• 2 Business enterprises--Law and legislation
• 2 Civil law
• 2 Intellectual property
• 2 Justice, Administration of
• 2 Patents
• 1 Africa
• 1 Africa, Sub-Saharan
• 1 Aquatic sciences
• 1 Biotic communities
• 1 Conservation
• 1 Conservation of natural resources
• 1 Ecological zones
• 1 Environmental law
• 1 Environmental policy
• 1 Environmental protection
• 1 Marine animals

• 9 Infobase

• 8 English
• 1 Spanish

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