{"NOAAStudyId":"2463","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":"2002-07-01","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-2463.xml","doi":null,"earliestYearBP":60000,"earliestYearCE":-58050,"entryId":"noaa-icecore-2463","funding":[],"investigators":"Blunier, T.; Barnett, B.; Bender, M.L.; Hendricks, M.B.","mostRecentYearBP":0,"mostRecentYearCE":1950,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/2463","originalSource":null,"publication":[{"abstract":null,"author":null,"citation":"Blunier, T., B. Barnett, M.L. Bender, and M.B. Hendricks. 2002. Biological oxygen productivity during the last 60,000 years from triple oxygen isotope measurements. Global Biogeochemical Cycles 16.","edition":null,"identifier":null,"issue":null,"journal":"Global Biogeochemical Cycles","pages":null,"pubRank":"1","pubYear":2002,"reportNumber":null,"title":"Biological oxygen productivity during the last 60,000 years from triple oxygen isotope measurements","type":"publication","volume":null}],"reconstruction":"N","scienceKeywords":null,"site":[{"NOAASiteId":"19978","geo":{"geoType":"Feature","geometry":{"coordinates":["72.6","-38.5"],"type":"POINT"},"properties":{"easternmostLongitude":"-38.5","maxElevationMeters":"3200","minElevationMeters":"3200","northernmostLatitude":"72.6","southernmostLatitude":"72.6","westernmostLongitude":"-38.5"}},"locationName":"Continent>North America>Greenland","mappable":"Y","paleoData":[{"NOAADataTableId":"38186","coreLengthMeters":null,"dataFile":[{"NOAAKeywords":["earth science>paleoclimate>ice core>oxygen isotopes"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/greenland/summit/gisp2/isotopes/d17o.txt","linkText":"d17o.txt","urlDescription":"Data","variables":[{"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"},{"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>gas age"},{"cvAdditionalInfo":"Delta 17O = (d17O- 0.521*d18O)*1000.","cvDataType":"ICE CORES","cvDetail":null,"cvError":"one standard error","cvFormat":"Numeric","cvMaterial":"chemical composition>element or single-element molecule>oxygen gas","cvMethod":"isotope ratio mass spectrometry","cvSeasonality":null,"cvShortName":null,"cvUnit":"per meg AIR","cvWhat":"chemical composition>isotope>isotope ratio>delta 17O>delta 17O excess"},{"cvAdditionalInfo":"Delta 17O = (d17O- 0.521*d18O)*1000.","cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":"chemical composition>element or single-element molecule>oxygen gas","cvMethod":"isotope ratio mass spectrometry","cvSeasonality":null,"cvShortName":null,"cvUnit":"per meg AIR","cvWhat":"chemical composition>isotope>isotope ratio>delta 17O>delta 17O excess"}]}],"dataTableName":"GISP2-Siple D17O Blunier2002","dataTableNotes":"Triple-Isotope Composition of Atmospheric Oxygen from Ice Cores\r\nThe data archived here were used for Figure 1 of Blunier et al., 2002. This paper should be cited when referring to the data.\r\nD17O of atmospheric oxygen from the GISP2 and the Siple Dome ice cores in per meg (d17O- 0.521*d18O)*1000. \r\nNote: All data is on the Meese et al., 1994 GISP2 time scale. 0 BP is 1950. The time scale for Siple Dome has been obtained synchronizing d18O of O2 to the GISP2 time scale.","earliestYear":60000,"earliestYearBP":60000,"earliestYearCE":-58050,"mostRecentYear":0,"mostRecentYearBP":0,"mostRecentYearCE":1950,"species":[],"timeUnit":"cal yr BP"}],"siteName":"GISP2"}],"studyCode":null,"studyName":"GISP2, Siple Dome - d17O Data and Description","studyNotes":null,"version":"1.0","xmlId":"2237"}