FrontMatter -- Preface -- Acknowledgments -- Contents -- Select Acronyms and Abbreviations -- Overview -- Summary -- 1 Introduction -- 2 Alternative Vehicle Technologies: Status, Potential, and Barriers -- 3 Alternative Fuels -- 4 Consumer Attitudes and Barriers -- 5 Modeling the Transition to Alternative Vehicles and Fuels -- 6 Policies for Reducing GHG Emissions from and Petroleum Use by Light-Duty Vehicles -- 7 Policy Options -- Appendixes -- Appendix A: Statement of Task -- Appendix B: Committee Biographies -- Appendix C: Meetings and Presentations -- Appendix D: Reports on Transportation Greenhouse Gas Emissions Projections to 2050 -- Appendix E: Glossary, Conversion Factors, and Acronyms and Abbreviations -- Appendix F: Vehicles -- Appendix G: Fuels -- Appendix H: Modeling.