GODAE: The Global Ocean Data Assimilation Experiment
By Michael J. Bell , Michel Lefèbvre, Pierre-Yves Le Traon, Neville Smith, and Kirsten Wilmer-Becker

An Overview of Global Observing Systems Relevant to GODAE
By Candyce Clark, In Situ Observing System Authors, Stan Wilson, and Satellite Observing System Authors

The GODAE High-Resolution Sea Surface Temperature Pilot Project
By Craig J. Donlon, Kenneth S. Casey , Ian S. Robinson, Chelle L. Gentemann, Richard W. Reynolds, Ian Barton , Olivier Arino, John Stark, Nick Rayner, Pierre LeBorgne , David Poulter , Jorge Vazquez-Cuervo, Edward Armstrong , Helen Beggs , David Llewellyn-Jones, Peter J. Minnett , Christopher J. Merchant, and Robert Evans

Argo: The Challenge of Continuing 10 Years of Progress
By Dean Roemmich and The Argo Steering Team

Data Assembly and Processing For Operational Oceanography: 10 Years of Achievements
By Pierre-Yves Le Traon, Gilles Larnicol , Stéphanie Guinehut, Sylvie Pouliquen, Abderrahim Bentamy, Dean Roemmich , Craig Donlon, Hervé Roquet , Gregg Jacobs , David Griffin , Fabrice Bonjean , Nicolas Hoepffner, and Lars-Anders Breivik

Serving GODAE Data and Products to the Ocean Community
By Jon D. Blower, Frederique Blanc, Mike Clancy, Peter Cornillon, Craig Donlon, Peter Hacker, Keith Haines, Steve C. Hankin , Thomas Loubrie , Sylvie Pouliquen , Martin Price, Timothy F. Pugh, and Ashwanth Srinivasan

GODAE Systems in Operation
By Eric Dombrowsky, Laurent Bertino , Gary B. Brassington, Eric P. Chassignet , Fraser Davidson , Harley E. Hurlburt, Masafumi Kamachi , Tong Lee, Matthew J. Martin, Shan Mei |, and Marina Tonani

Ocean Data Assimilation Systems for GODAE
By James Cummings, Laurent Bertino, Pierre Brasseur, Ichiro Fukumori, Masafumi Kamachi, Matthew J. Martin, Kristian Mogensen, Peter Oke, Charles Emmanuel Testut , Jacques Verron , and Anthony Weaver

High-Resolution Global and Basin-Scale Ocean Analyses and Forecasts
By Harley E. Hurlburt , Gary B. Brassington, Yann Drillet , Masafumi Kamachi, Mounir Benkiran , Romain Bourdallé-Badie, Eric P. Chassignet , Gregg A. Jacobs , Olivier Le Galloudec , Jean-Michel Lellouche, E. Joseph Metzger , Peter R. Oke , Timothy F. Pugh, Andreas Schiller , Ole Martin Smedstad , Benoit Tranchant , Hiroyuki Tsujino , Norihisa Usui , and Alan J. Wallcraft

Validation and Intercomparison Studies Within GODAE
By Fabrice Hernandez , Laurent Bertino , Gary Brassington , Eric Chassignet , James Cummings , Fraser Davidson, Marie Drévillon, Gilles Garric , Masafumi Kamachi , Jean-Michel Lellouche , Ray Mahdon, Matthew J. Martin , Andry Ratsimandresy, and Charly Regnier

Observing System Evaluations Using GODAE Systems
By Peter R. Oke , Magdalena A. Balmaseda, Mounir Benkiran , James A. Cummings, Eric Dombrowsky, Yosuke Fujii , Stéphanie Guinehut , Gilles Larnicol , Pierre-Yves Le Traon , and Matthew J. Martin

Ocean Initialization for Seasonal Forecasts
By Magdalena A. Balmaseda, Oscar J. Alves, Alberto Arribas , Toshiyuki Awaji , David W. Behringer , Nicolas Ferry, Yosuke Fujii , Tong Lee, Michele Rienecker , Tony Rosati , and Detlef Stammer

Ocean State Estimation for Climate Research
By Tong Lee, Toshiyuki Awaji , Magdalena A. Balmaseda , Eric Greiner , and Detlef Stammer

Marine Oil Pollution Prediction
By Bruce Hackett , Eric Comerma, Pierre Daniel , and Hitoshi Ichikawa

Applications of GODAE Ocean Current Forecasts to Search and Rescue and Ship Routing
By Fraser J.M. Davidson , Arthur Allen , Gary B. Brassington, Øyvind Breivik, Pierre Daniel , Masafumi Kamachi , Satoshi Sato, Brian King, Fabien Lefevre, Marion Sutton, and Hideki Kaneko

GODAE Applications Useful to Navies Throughout the World
By Gregg A. Jacobs , Robert Woodham , Didier Jourdan , and Jez Braithwaite

Applications of Satellite-Derived Ocean Measurements to Tropical Cyclone Intensity Forecasting
By Gustavo Goni , Mark DeMaria, John Knaff , Charles Sampson, Isaac Ginis , Francis Bringas, Alberto Mavume, Chris Lauer , I.-I. Lin, M.M. Ali , Paul Sandery, Silvana Ramos-Buarque, KiRyong Kang , Avichal Mehra , Eric Chassignet , and George Halliwell

Applications in Coastal Modeling and Forecasting
By Pierre De Mey, Peter Craig , Fraser Davidson, Christopher A. Edwards, Yoichi Ishikawa, John C. Kindle, Roger Proctor, Keith R. Thompson, Jiang Zhu , and The GODAE Coastal and Shelf Seas Working Group (CSSWG) Community

Integrating Biogeochemistry and Ecology Into Ocean Data Assimilation Systems
By Pierre Brasseur, Nicolas Gruber, Rosa Barciela , Keith Brander, Maéva Doron, Abdelali El Moussaoui , Alister J. Hobday, Martin Huret, Anne-Sophie Kremeur, Patrick Lehodey , Richard Matear, Cyril Moulin, Raghu Murtugudde, Inna Senina , and Einar Svendsen

Ocean Fertilization: Science, Policy, and Commerce
By Aaron L. Strong , John J. Cullen , and Sallie W. Chisholm

Observing Biogeochemical Cycles at Global Scales with Profiling Floats and Gliders: Prospects for a Global Array
By Kenneth S. Johnson, William M. Berelson, Emmanuel S. Boss, Zanna Chase, Hervé Claustre, Steven R. Emerson, Nicolas Gruber, Arne Körtzinger, Mary Jane Perry, and Stephen C. Riser

Hudson-70: The First Circumnavigation of the Americas
By Peter Wadhams

QUARTERDECK • Fortieth Anniversaries
By Ellen S. Kappel

LETTER TO THE EDITOR •
By Peter Wadhams

FROM THE PRESIDENT • The Answer is Engagement
By Carolyn A. Thoroughgood

RIPPLE MARKS • And Then There Were None: Shellfish Reefs Most At-Risk Marine Habitats | Nightlights Point The Way to Threatened Ocean Regions: "Light Pollution" Affects Corals and Other Organisms | Ghosts of Oceans Past: Sea's Resources Began to Decline in the Stone Age | Ocean News Coverage: Where Have All the Seagrasses Gone? Coral Reefs Darlings of the Media
By Cheryl Lyn Dybas

WORKSHOP REPORT • Professional Societies Begin Ocean Science K–12 Education Collaboration
By Susan Cook and Gisèle Muller-Parker

THE OCEANOGRAPHY CLASSROOM • In Praise of Travel
By Tom Garrison

BOOK REVIEW • Global Warming: The Complete Briefing (Fourth Edition)
By James P.M. Syvitski

BOOK REVIEW • Living at Micro Scale: The Unexpected Physics of Being Small
By George Jackson

BOOK REVIEW • Drill Me a Painting: A Scientist's Impressions Aboard an Ocean Drilling Research Vessel
By Kate Moran

Michael J. Bell, UK Met Office
Pierre-Yves Le Traon, IFREMER
Kristen Wilmer-Becker, UK Met Office

Production of this issue was funded by the National Aeronautics and Space Administration, National Oceanic and Atmospheric Administration, and Office of Naval Research. The results presented in the contributions were made possible by a number of different supporting organizations and agencies and are referenced in individual acknowledgements in each contribution. The views herein are those of the authors and do not necessarily reflect the views of the funding organizations. The authors and guest editors of this issue wish to thank the sponsors for their strong support.