{"NOAAStudyId":"2481","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":"2004-07-01","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-2481.xml","doi":null,"earliestYearBP":123000,"earliestYearCE":-121050,"entryId":"noaa-icecore-2481","funding":[],"investigators":"North Greenland Ice Core Project members","mostRecentYearBP":0,"mostRecentYearCE":1950,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/2481","originalSource":null,"publication":[{"abstract":null,"author":null,"citation":"North Greenland Ice Core Project members. 2004. High-resolution record of Northern Hemisphere climate extending into the last interglacial period. Nature 431(7005):147-151.","edition":null,"identifier":null,"issue":null,"journal":"Nature","pages":null,"pubRank":"1","pubYear":2004,"reportNumber":null,"title":"High-resolution record of Northern Hemisphere climate extending into the last interglacial period","type":"publication","volume":null}],"reconstruction":"N","scienceKeywords":null,"site":[{"NOAASiteId":"20005","geo":{"geoType":"Feature","geometry":{"coordinates":["75.1","-42.33"],"type":"POINT"},"properties":{"easternmostLongitude":"-42.33","maxElevationMeters":"2917","minElevationMeters":"2917","northernmostLatitude":"75.1","southernmostLatitude":"75.1","westernmostLongitude":"-42.33"}},"locationName":"Continent>North America>Greenland","mappable":"Y","paleoData":[{"NOAADataTableId":"38168","coreLengthMeters":null,"dataFile":[{"NOAAKeywords":["earth science>paleoclimate>ice core>oxygen isotopes"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/greenland/summit/ngrip/isotopes/ngrip-d18o-50yr.txt","linkText":"ngrip-d18o-50yr.txt","urlDescription":"Data","variables":[{"cvAdditionalInfo":"Present is 2000 AD","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"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":"resampled","cvError":null,"cvFormat":"Numeric","cvMaterial":"hydrologic material>bulk ice","cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"per mil VSMOW","cvWhat":"chemical composition>isotope>isotope ratio>delta 18O"}]}],"dataTableName":"NGRIP d18O 50yr 2004","dataTableNotes":"NGRIP oxygen 18 values as 50 year mean values using the same preliminary age scale as in Figure 2c of the accompanying paper.\r\nData was measured against VSMOW at the Niels Bohr Institute for Astronomy, Physics and Geophysics, Department of Geophysics, University of Copenhagen. Accuracy of individual measurements is 0.07 permille.\r\nThe initial isotope data series is based on 5 cm continuous sampling fromsurface to bottom of the core, or 61100 individual measurements.\r\nImproved dating of the NGRIP core and additional data will be posted onour web site http://www.glaciology.gfy.ku.dk/ngrip/index_eng.htm\r\nwhen it becomes available.","earliestYear":123000,"earliestYearBP":123000,"earliestYearCE":-121050,"mostRecentYear":0,"mostRecentYearBP":0,"mostRecentYearCE":1950,"species":[],"timeUnit":"cal yr BP"}],"siteName":"North GRIP"}],"studyCode":null,"studyName":"North GRIP - 50-year Averaged Oxygen Isotope Data","studyNotes":null,"version":"1.0","xmlId":"1249"}