1. Overview : understanding design choices / Alex E. Farrell, Jill Jager, and Stacy D. VanDeveer 2. European politics with a scientific face : framing, asymmetrical participation, and capacity in LRTAP / Stacy D. VanDeveer 3. Dissent and trust in multilateral assessments : comparing LRTAP and OTAG / Alexander E. Farrell and Terry J. Keating 4. Applying assessment lessons to new challenges : from sulfur to POPs / Noelle Eckley Selin 5. Making climate change impacts meaningful : framing, methods, and process in coastal zone and agriculture assessments / Marybeth Long Martello and Alastair Iles 6. Dealing with uncertainty : how do you assess the impossible? / Anthony Patt 7. Limits to assessment : an example from regional abrupt climate change assessment in the United States / David C. Lund 8. Can assessments learn, and if so, how? : a study of the IPCC / Bernd Siebenhuner 9. The design and management of international scientific assessments : lessons from the climate regime / Clark A. Miller 10. Designing better environmental assessments for developing countries : lessons from the U.S. country studies program / Oladele A. Ogunseitan 11. Grounds for hope : assessing technological options to manage ozone depletion / Edward A. Parson 12. Global hazards and catastrophic risk : assessments in the reinsurance industry / Mojdeh Keykhah 13. Making sustainability assessments more useful for institutional investors / Bernd Kasemir, Andrea Suess, and Raphael Schaub 14. Improving the practice of environmental assessment / Jill Jager and Alexander E. Farrell.