FrontMatter -- Preface -- Acknowledgments -- Contents -- Summary -- 1 Role and Importance of Pollinators -- 2 Status of Pollinators -- 3 Causes of Pollinator Declines and Potential Threats -- 4 Effects of Variations in Pollinator Populations on Pollination Services -- 5 Monitoring Pollinator Populations and Services -- 6 Strategies for Maintaining Pollinators and Pollination Services -- 7 Findings and Recommendations -- Glossary -- References -- Appendixes -- A Committee Biographies -- B Presentations to the Committee -- C Recently Extinct Insects from Around the World -- D Endangered Insects in the Continental United States -- E Bee Species in Decline in North America -- F Meetings and Conferences on Pollinator Issues 1979-2006 -- G Methods for Analyzing Status of Pollinators -- H Xerces Society Red List of Pollinating Insects of North America -- I Annual Bee Variability of Bee Abundances -- Color Plates.