1. Introduction: Environment, Ecology and Geography -- 2. Man-Environment Relationship in Geography -- 3. The Nature of Ecosystems -- 4. Biomes: World Ecosystem Types -- 5. Human Impact on the Natural Environment -- 6. Degradation of Environment -- 7. Air Pollution -- 8. Water Pollution -- 9. Noise Pollution, Land Pollution and Pollution by Radioactivity -- 10. Environmental Hazards and Disasters -- 11. Population and Ecological Crisis -- 12. Conservation of Natural Resources -- 13. Management of Environment: Approaches and Issues -- 14. Environmental Impact Assessment and Eco-Auditing -- 15. Biodiversity -- 16. Climate Change -- 17. Sustainable Development -- 18. Towards Sustainability -- 19. Governance and Geo-politics of the Environment -- 20. Global Environmental Issues -- 21. Environmental Problems and Planning in India -- 22. Environmental Ethics and Legislations in India.