FrontMatter -- Preface -- Contents -- Summary -- 1 Introduction -- 2 Challenges of the 21st Century -- 3 Using Emerging Science and Technologies to Address Persistent and Future Environmental Challenges -- 4 Building Science for Environmental Protection in the 21st Century -- 5 Enhanced Scientific Leadership and Capacity in the US Environmental Protection Agency -- 6 Findings and Recommendations -- Appendix A: Statement of Task of the Committee on Science for EPA's Future -- Appendix B: Biographical Information on the Committee on Science for EPA's Future -- Appendix C: The Rapidly Expanding Field of Omics Technologies -- Appendix D: Scientific Computing, Information Technology, and Informatics.