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| International Ice Core Data Cooperative | |
|---|---|
| Name | International Ice Core Data Cooperative |
| Formation | 2007 |
| Type | Data repository |
| Headquarters | Denver, Colorado |
| Region served | Global |
International Ice Core Data Cooperative The International Ice Core Data Cooperative serves as a centralized repository coordinating paleoclimate ice core records and ancillary datasets for the international paleoclimatology and glaciology communities. It facilitates standardized access to chemical, isotopic, and stratigraphic records from polar and alpine Greenland, Antarctica, Alps, and Tibet ice cores to support research by institutions such as National Science Foundation (United States), British Antarctic Survey, Alfred Wegener Institute, Lamont–Doherty Earth Observatory, and Universität Bern.
The Cooperative's mission emphasizes long-term preservation, standardized metadata, and open scientific access to ice core datasets produced by programs including Antarctic Treaty System science efforts, International Arctic Science Committee, International Association of Cryospheric Sciences, U.S. Antarctic Program, and national polar institutes such as Norwegian Polar Institute and Scott Polar Research Institute. Objectives include enabling cross-site syntheses among records like Vostok Station, Dome C, EPICA, GISP2, and NGRIP to support analyses relevant to Intergovernmental Panel on Climate Change reports, Paleocene–Eocene Thermal Maximum studies, and reconstructions used by research centers like Scripps Institution of Oceanography and NCAR.
The Cooperative emerged from recommendations at meetings involving World Data System, International Geosphere-Biosphere Programme, and national funders including the European Commission and National Aeronautics and Space Administration. Early contributors included datasets from campaigns such as European Project for Ice Coring in Antarctica (EPICA), North Greenland Ice Core Project (NGRIP), and Greenland Ice Sheet Project (GISP), with archival precedents at National Snow and Ice Data Center and British Antarctic Survey. Development milestones intersected with initiatives like DataCite metadata practices, FAIR data principles advocated by Research Data Alliance, and international agreements negotiated at forums including Scientific Committee on Antarctic Research.
Membership comprises national programs, university laboratories, and observatories: University of Copenhagen, University of Bern, Columbia University, University of Washington, University of Maine, Universidade de São Paulo, Chinese Academy of Sciences, Indian Antarctic Programme, and Australian Antarctic Division. Collected materials include oxygen and hydrogen isotopes, major ions, trace elements, greenhouse gas concentrations, and volcanic sulfate layers from sites such as Law Dome, Byrd Station, EPICA Dome C, and Fiescherhorn that originate from expeditions funded by National Institute of Polar Research (Japan), Russian Arctic and Antarctic Research Institute, and Korea Polar Research Institute.
The Cooperative adopts standardized metadata schemas compatible with ISO 19115, DataCite, and Open Geospatial Consortium conventions to document provenance, chronology, and analytical methods used at laboratories like Woods Hole Oceanographic Institution and Lamont–Doherty Earth Observatory. Quality control leverages stratigraphic tie points referenced to events such as the Laschamp event, volcanic eruptions recorded at Mount Tambora and Laki (1783) tephra layers, and cosmogenic markers from Miyake event spikes, enabling synchronization across records including Dye-3 and Siple Dome.
Access policies harmonize contributor rights from institutions such as National Centre for Atmospheric Science and Bureau of Meteorology with open data expectations promoted by European Research Council and U.S. Office of Science and Technology Policy. Licensing frequently uses community-accepted models like Creative Commons variants and data citation standards recommended by DataCite and ORCID integration to ensure attribution for contributing investigators from centers including GEUS and INSTAAR.
Coordinated datasets have supported high-impact studies on abrupt climate events such as the Younger Dryas, Holocene variability, and deglacial transitions documented in records from Greenland Ice Sheet Project 2 (GISP2) and Dome Fuji. Applications span reconstruction of past atmospheric carbon dioxide and methane concentrations informing IPCC assessments, calibration of climate model ensembles from Coupled Model Intercomparison Project participants, validation of paleoclimate proxies used by researchers at Max Planck Institute for Meteorology and Potsdam Institute for Climate Impact Research, and forensic attribution of volcanic forcing in studies led by Smithsonian Institution volcanology programs.
Governance involves advisory boards with representation from agencies such as National Science Foundation (United States), European Commission, Natural Environment Research Council, and national polar programs like Antarctic New Zealand and Polar Research Institute of China. Funding streams combine grants, institutional support, and cooperative contributions managed in coordination with entities including World Meteorological Organization, United Nations Educational, Scientific and Cultural Organization, and philanthropic funders that underwrite data stewardship and long-term curation.
Category:Earth sciences data repositories Category:Glaciology Category:Paleoclimatology