FrontMatter -- Acknowledgments -- Contents -- Boxes, Tables, and Figures -- Summary -- Introduction -- 1 21st-Century Achievements in Ocean Science -- 2 Ocean Science Priorities for 2015-2025 -- 3 The Current Landscape: Alignment of Current Ocean Research Infrastructure with the Decadal Science Priorities -- 4 The Path Forward: Maintaining Ocean Science in a Constrained Budget Environment -- Appendix A: Committee and Staff Biographies -- Appendix B: Presentations at DSOS Committee Meetings -- Appendix C: Virtual Town Hall Questionnaire -- Appendix D: Glossary of Terms -- Appendix E: Acronyms Used in the Report.