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| International Ocean Carbon Coordination Project | |
|---|---|
| Name | International Ocean Carbon Coordination Project |
| Formation | 1990s |
| Type | International scientific coordination |
International Ocean Carbon Coordination Project The International Ocean Carbon Coordination Project is an international scientific coordination effort focused on understanding carbon cycling in the Atlantic Ocean, Pacific Ocean, Indian Ocean, Southern Ocean, and Arctic Ocean and harmonizing observational, modeling, and data-management activities across major initiatives such as Global Carbon Project, Intergovernmental Oceanographic Commission, Global Ocean Observing System, World Meteorological Organization, and International Geosphere–Biosphere Programme. It supports collaborations among institutions like the National Oceanic and Atmospheric Administration, Scripps Institution of Oceanography, Woods Hole Oceanographic Institution, Lamont–Doherty Earth Observatory, and regional programs including the European Marine Board, Plymouth Marine Laboratory, and CSIRO. The project links field campaigns, laboratory programs, and numerical efforts to global policy frameworks such as the United Nations Framework Convention on Climate Change, Paris Agreement, and Intergovernmental Panel on Climate Change.
The Project provides coordination for ocean carbon observations, synthesis, and modeling across networks including Ship of Opportunity Program, Argo, SOCCOM, OCEANOPS, Global Ocean Flux Study, Joint Global Ocean Flux Study, and GEO Blue Planet. It interfaces with modeling centers like ECMWF, NCAR, Met Office Hadley Centre, and Max Planck Institute for Meteorology to integrate observations into global carbon budgets produced by Global Carbon Project and assessment reports compiled by Intergovernmental Panel on Climate Change. Stakeholders include research laboratories such as National Center for Atmospheric Research, NOAA Pacific Marine Environmental Laboratory, Bjerknes Centre, and universities including University of Southampton, University of Washington, Massachusetts Institute of Technology, and University of California, San Diego.
Emerging from discussions at conferences like the Conference on Ocean Carbon and Biogeochemistry and workshops convened by SCOR and IOC-UNESCO, the Project coalesced in the late 1990s with contributions from programs such as WOCE, JGOFS, GLOBEC, and CLIVAR. Early coordination drew on long-term observatory efforts at sites like Bermuda Atlantic Time-series Study, HOT (Hawaiian Ocean Time-series), Line P, and Subantarctic Mode Water Studies, and collaborations with agencies including NASA and European Space Agency. Founding participants included scientists affiliated with Scripps Institution of Oceanography, Woods Hole Oceanographic Institution, Lamont–Doherty Earth Observatory, Ifremer, and GEOMAR Helmholtz Centre for Ocean Research Kiel.
Primary objectives include coordinating measurement strategies for dissolved inorganic carbon, partial pressure of CO2, alkalinity, radiocarbon, and biogeochemical tracer programs across platforms such as research vessels, mesocosm experiments, satellite remote sensing missions like Jason (satellite), Sentinel, and Argo floats. The scope spans continental shelves, open ocean basins like the North Atlantic Deep Water formation regions, marginal seas such as the Baltic Sea, and polar regions influenced by Antarctic Circumpolar Current and Beaufort Gyre. It supports integration with carbon accounting efforts under IPCC and reporting mechanisms of UNFCCC and Convention on Biological Diversity.
Governance relies on a steering committee with representation from SCOR, IOC-UNESCO, Global Carbon Project, World Climate Research Programme, International Oceanographic Commission, and major national agencies including NOAA, NSF, DFG, NERC, and CNRS. Partnerships extend to research consortia like International Argo Steering Team, GEOTRACES, Ocean Observatories Initiative, UKRI, European Commission programs, and non-governmental organizations such as Ocean Conservancy and Pew Charitable Trusts. Collaborative frameworks engage with regional entities including PICES, ICES, SAC, and SPREP.
Activities include coordinating time-series observations, synthesis projects like global carbon syntheses, process cruises investigating air–sea CO2 exchange in regions influenced by El Niño–Southern Oscillation, North Atlantic Oscillation, and Indian Ocean Dipole, and deploying autonomous platforms such as biogeochemical Argo floats, gliders operated by MBARI, and moored observatories like Proudman Oceanographic Laboratory arrays. Programs support tracer studies involving 14C radiocarbon and stable carbon isotopes, mesocosm experiments in facilities at University of Bergen and Ifremer, and model–data intercomparison projects linking groups at MPI-M, NOAA GFDL, UK Met Office, and Los Alamos National Laboratory.
The Project endorses data standards and quality-control protocols aligned with repositories such as Global Ocean Data Analysis Project (GLODAP), World Ocean Database, PANGAEA, and SeaDataNet. It promotes metadata schemas used by DataCite, ISO 19115, and community standards developed by IODE and GCMD. Open-data policies encourage deposition in platforms like BODC, NOAA National Centers for Environmental Information, and coordination with EMODnet for European marine data. Interoperability is fostered through adoption of vocabularies from CF (climate and forecast) metadata convention and engagement with Research Data Alliance.
The Project has contributed to improved estimates of air–sea CO2 fluxes, regional carbon budgets in the Southern Ocean, North Atlantic, and Equatorial Pacific, and enhanced understanding of ocean carbon uptake under scenarios evaluated by IPCC Assessment Report. Its coordination enabled synthesis datasets used by Global Carbon Project and influenced policy discussions at UNFCCC conferences and UN Ocean Conference. Scientific outputs have supported conservation and management efforts by Convention on Biological Diversity and informed blue carbon assessments used by Ramsar Convention stakeholders.
Challenges include sustaining long-term funding from agencies like NSF, European Commission, and Japan Agency for Marine-Earth Science and Technology, expanding coverage in under-sampled regions such as the Southern Ocean marginal ice zones and Indian Ocean basins, and integrating novel sensors for carbonate chemistry deployed on biogeochemical Argo floats and gliders. Future directions emphasize tighter links with climate modeling centers (IPSL, CESM), enhanced data assimilation with operational centers such as Copernicus Marine Service, capacity-building in developing regions coordinated with IOC-UNESCO and regional bodies like SIDS DOCK, and support for policy-relevant indicators for UNFCCC and CBD reporting.