Acknowledgements. Introduction and Guide to Further Reading. Part I: Managing the Biosphere: Introduction and Guide to Further Reading. 1. The Future of Biodiversity: Stuart L. Pimm, Gareth J. Russell, John L. Gittleman and Thomas M. Brooks. 2. Catastrophes, Phase Shifts, and Large-Scale Degradation of a Caribbean Coral Reef: Terence P. Hughes. 3. The World's Imperiled Fish: Carl Safina. 4. Valuation of an Amazonian Rainforest: Charles M. Peters, Alwyn H. Gentry and Robert O. Mendelsohn. 5. Making Biodiversity Conservation Profitable: A Case Study of the Merck/INBIO Agreement. Part II: Predicting and Managing Atmospheric Change: Introduction and Guide to Further Reading. 6. Evidence for General Instability of Past Climate from a 250-kyr Ice Core Record: W. Dansgaard, S. J. Johnson, H. B. Clausen, D. Dahl-Jensen, N. S. Gundestrup, C. U. Hammer, C. S. Hvidberg, J. P. Steggensen, A. E. Sveinbjornsdottir, J. Jouzel and G. Bond. 7. Atmospheric Effects of the Mt Pinatubo Eruption: Patrick McCormick, Larry W. Thomason and Charles R. Trepte. 8. Air Pollution in the World's Megacities. 9. On-Road Vehicle Emissions: Regulations, Costs and Benefits: Stuart P. Beaton, Gary A. Bishop, Yi Zhang, Lowell L. Ashbaugh, Donald R. Lawson and Donald H. Stedman. 10. Climate Change: (a). The Intergovernmental Panel on Climate Change Scientific Assessment - Policymakers' Summary: J. T. Houghton, G. J. Jenkins and J. J. Ephiraums. (b). Radiative Forcing of Climate - Executive Summary: J. T. Houghton, L. G. Meira Filho, J. Bruce, Lee Hoesung, B. A. Callander, E. Haites, N. Harris and K. Maskell. 11. Future Sea Level Rise: Environmental and Socio-Political Considerations: Richard A. Warrick and Atiq A. Rahman. 12. Responding to the El Nino Southern Oscillation: Maryam Golnaraghi and Rajiv Kaul. Part III: Reducing Land Degradation: Introduction and Guide to Further Reading. 13. Environmental and Economic Costs of Soil Erosion and Conservation Benefits: David Pimentel, C. Harvey, P. Resosudarmo, K. Sinclair, D. Kurz, M. McNair, S. Crist, L. Shpritz, L. Fitton, R. Saffouri and R. Blair. 14. Tropical Deforestation and Habitat Fragmentation in the Amazon: Satellite Data from 1978 to 1988: Davis Skole and Compton Tucker. 15. Exploring the Links Between Desertification and Climate Change: Mike Hulme and Mick Kelly. 16. Rush for Rock in the Highlands: Fred Pearce. 17. Restoring Value to the World's Degraded Lands: Gretchen C. Dally. Part IV: Managing Water Resources: Introduction and Guide to Further Reading. 18. Water, War and Peace in the Middle East: Peter H. Gleick. 19. Red Tides: D. M. Anderson. 20. Lessons from International Oil Pollution: Ronald P. Mitchell. 21. Dead in the Water: Fred Pearce. 22. Quaternary Deposits and Groundwater Pollution: Donal Daly. 23. Acid Rain since 1985 - Times are Changing: T. G. Brydges and R. B. Wildson. 24. The Challenge of the Mississippi Floods: Mary Fran Myers and Gilbert F. White. 25. The Biggest Dam in the World: Fred Pearce. Part V: Environmental Economics: Introduction and Guide to Further Reading. 26. The Historical Development of Environmental Economics: D. W. Pearce and R. K. Turner. 27. Towards an Environmental Macroeconomics: Herman E. Daly. 28. Economic Instruments for Environmental Regulation: T. H. Tietenberg. 29. Economic Prescriptions for Environmental Problems: How the Patient Followed the Doctor's Orders: Robert W. Hahn. 30. Sustainability: Principles and Practice: R. K. Turner. Part VI: Political and Social Agendas: Introduction and Guide to Further Reading. 31. Sustainable Development: Needs, Values, Rights: Michael Redclift. 32. The Solution to a Global Crisis: Gro Harlem Brundtland. 33. Agenda 21: Matthias Koch and Michael Grubb. 34. Equity and Environmental Policy: Judith Rees. 35. One World, Two Cultures: Sociology and the Environment: Howard Newby. 36. The Third Revolution: Population, Environment and a Sustainable World. Executive Summary: P. Harrison.