{"NOAAStudyId":"17882","contactInfo":{"address":"325 Broadway, E/NE31","city":"Boulder","constraints":"Please cite original publication, online resource, dataset and publication DOIs (where available), and date accessed when using downloaded data. If there is no publication information, please cite investigator, title, online resource, and date accessed. The appearance of external links associated with a dataset does not constitute endorsement by the Department of Commerce/National Oceanic and Atmospheric Administration of external Web sites or the information, products or services contained therein. For other than authorized activities, the Department of Commerce/NOAA does not exercise any editorial control over the information you may find at these locations. These links are provided consistent with the stated purpose of this Department of Commerce/NOAA Web site.","country":"USA","dataCenterUrl":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data","email":"paleo@noaa.gov","fax":"303-497-6513","longName":"National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce ","phone":"303-497-6280","postalCode":"80305-3328","shortName":"DOC/NOAA/NESDIS/NCEI","state":"CO","type":"CONTACT INFORMATION"},"contributionDate":"1997-11-30","dataPublisher":"NOAA","dataType":"ICE CORES","dataTypeInformation":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/ice-core","difMetadataLink":"http://www1.ncdc.noaa.gov/pub/data/metadata/published/paleo/dif/xml/noaa-icecore-17882.xml","doi":null,"earliestYearBP":59475,"earliestYearCE":-57525,"entryId":"noaa-icecore-17882","funding":[],"investigators":"Hammer, C.U.; Andersen, K.K.; Clausen, H.B.; Dahl-Jensen, D.; Hvidberg, C.S.; Iversen, P.","mostRecentYearBP":11511,"mostRecentYearCE":-9561,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/17882","originalSource":null,"publication":[],"reconstruction":"N","scienceKeywords":null,"site":[{"NOAASiteId":"19973","geo":{"geoType":"Feature","geometry":{"coordinates":["72.58","-37.63"],"type":"POINT"},"properties":{"easternmostLongitude":"-37.63","maxElevationMeters":null,"minElevationMeters":null,"northernmostLatitude":"72.58","southernmostLatitude":"72.58","westernmostLongitude":"-37.63"}},"locationName":"Continent>North America>Greenland","mappable":"Y","paleoData":[{"NOAADataTableId":"28184","coreLengthMeters":null,"dataFile":[{"NOAAKeywords":["earth science>paleoclimate>ice core>age control"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/greenland/summit/grip/depthage/gripstrt.txt","linkText":"GRIP Depth Age by Stratigraphy","urlDescription":"Data File","variables":[{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Character","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":null,"cvWhat":"sampling metadata>notes"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"meter","cvWhat":"depth variable>depth>depth at sample end"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"meter","cvWhat":"depth variable>depth>depth at sample start"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":"hydrologic material>bulk ice","cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"centimeter per year","cvWhat":"formation property>formation rate>accumulation rate"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"calendar year before present","cvWhat":"age variable>age>ice age at sample end"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"calendar year before present","cvWhat":"age variable>age>ice age at sample start"}]}],"dataTableName":"GRIP1997stratage","dataTableNotes":null,"earliestYear":59475,"earliestYearBP":59475,"earliestYearCE":-57525,"mostRecentYear":11511,"mostRecentYearBP":11511,"mostRecentYearCE":-9561,"species":[],"timeUnit":"cal yr BP"}],"siteName":"GRIP"}],"studyCode":null,"studyName":"GRIP Ice Core Depth Age by Stratigraphy","studyNotes":"This file shows ages and depths and average accumulation rates related to significant climatic changes over the past 60 ka in the GRIP ice core.  The ages and the names of climate intervals are based on stratigraphy (Hammer et al., 1997), rather than the flow-model of Johnsen et al. (1997). \n\nREFERENCES:\nHammer, C.U., K.K. Andersen, H.B. Clausen, D. Dahl-Jensen, C.S. Hvidberg,\nand P. Iversen. 1997. The stratigraphic dating of the GRIP ice core.\nSpecial Report of the Geophysical Department, Niels Bohr Institute for\nAstronomy, Physics and Geophysics, University of Copenhagen.\n\nJohnsen, S.J., H.B. Clausen, W. Dansgaard, N.S. Gundestrup, C.U. Hammer, U.\nAndersen, K.K. Andersen, C.S. Hvidberg, D. Dahl-Jensen, J.P. Steffensen, H.\nShoji, A.E. Sveinbjornsdottir, J.W.C. White, J. Jouzel, and D. Fisher.\n1997. The d18O record along the Greenland Ice Core Pproject deep ice core\nand the problem of possible Eemian climatic instability. Journal of\nGeophysical Research 102:26397-26410.","version":"1.0","xmlId":"15601"}