{"NOAAStudyId":"11168","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":"2011-05-09","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-11168.xml","doi":null,"earliestYearBP":57110,"earliestYearCE":-55160,"entryId":"noaa-icecore-11168","funding":[{"fundingAgency":"US National Science Foundation","fundingGrant":null}],"investigators":"Brook, E.J.; White, J.W.C.; Schilla, A.S.M.; Bender, M.L.; Barnett, B.; Severinghaus, J.; Taylor, K.C.; Alley, R.B.; Steig, E.J.","mostRecentYearBP":8630,"mostRecentYearCE":-6680,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/11168","originalSource":null,"publication":[{"abstract":"Using atmospheric methane and the isotopic composition of O2 as \r\ncorrelation tools, we place the dD record of ice from the Siple \r\nDome (West Antarctica) ice core on a precise common chronology \r\nwith the GISP2 (Greenland) ice core for the period from 9 to 57 ka. \r\nThe onset of major millennial warming events in Siple Dome preceded \r\nmajor abrupt warmings in Greenland, and the pattern of millennial \r\nchange at Siple Dome was broadly similar, though not identical, \r\nto that previously observed for the Byrd ice core (also in West \r\nAntarctica). The addition of Siple Dome to the database of well-dated \r\nAntarctic paleoclimate records supports the case for a coherent \r\nregional pattern of millennial-scale climate change in Antarctica \r\nduring much of the last ice age and glacial-interglacial transition. \r\n","author":null,"citation":"Brook, E.J., J.W.C. White, A.S.M. Schilla, M.L. Bender, B. Barnett, \r\nJ.P. Severinghaus, K.C. Taylor, R.B. Alley, and E.J. Steig. 2005. \r\nTiming of millennial-scale climate change at Siple Dome, \r\nWest Antarctica, during the last glacial period. \r\nQuaternary Science Reviews, Vol. 24, pp. 1333-1343. \r\ndoi:10.1016/j.quascirev.2005.02.002 ","edition":null,"identifier":{"id":"10.1016/j.quascirev.2005.02.002 ","type":"doi","url":"http://dx.doi.org/10.1016/j.quascirev.2005.02.002 "},"issue":null,"journal":"Quaternary Science Reviews","pages":null,"pubRank":"1","pubYear":2005,"reportNumber":null,"title":"Timing of millennial-scale climate change at Siple Dome,  West Antarctica, during the last glacial period","type":"publication","volume":null}],"reconstruction":"Y","scienceKeywords":null,"site":[{"NOAASiteId":"20001","geo":{"geoType":"Feature","geometry":{"coordinates":["-81.65","-148.82"],"type":"POINT"},"properties":{"easternmostLongitude":"-148.82","maxElevationMeters":"621","minElevationMeters":"621","northernmostLatitude":"-81.65","southernmostLatitude":"-81.65","westernmostLongitude":"-148.82"}},"locationName":"Continent>Antarctica","mappable":"Y","paleoData":[{"NOAADataTableId":"19686","coreLengthMeters":null,"dataFile":[{"NOAAKeywords":["earth science>paleoclimate>ice core>hydrogen isotopes"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/siple/siple2005dd.txt","linkText":"siple2005dd.txt","urlDescription":"Data","variables":[{"cvAdditionalInfo":"linear regression","cvDataType":"CLIMATE RECONSTRUCTIONS|ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":"reconstruction material>isotope ratio>delta 2H","cvMethod":"regression analysis","cvSeasonality":null,"cvShortName":null,"cvUnit":"degree Celsius","cvWhat":"earth system variable>temperature variable>temperature>surface temperature"},{"cvAdditionalInfo":null,"cvDataType":"CLIMATE RECONSTRUCTIONS|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":"CLIMATE RECONSTRUCTIONS|ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":"calendar kiloyear before present","cvWhat":"age variable>age>ice age"},{"cvAdditionalInfo":null,"cvDataType":"ICE CORES","cvDetail":null,"cvError":null,"cvFormat":"Numeric","cvMaterial":"hydrologic material>bulk ice","cvMethod":"isotope ratio mass spectrometry","cvSeasonality":null,"cvShortName":null,"cvUnit":"per mil SMOW","cvWhat":"chemical composition>isotope>isotope ratio>delta 2H"}]},{"NOAAKeywords":["earth science>paleoclimate>ice core>hydrogen isotopes"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/siple/siple2005dd.xls","linkText":"siple2005dd.xls","urlDescription":"Data","variables":[]}],"dataTableName":"Siple515-919m","dataTableNotes":null,"earliestYear":57110,"earliestYearBP":57110,"earliestYearCE":-55160,"mostRecentYear":8630,"mostRecentYearBP":8630,"mostRecentYearCE":-6680,"species":[],"timeUnit":"cal yr BP"}],"siteName":"Siple Dome"}],"studyCode":null,"studyName":"Siple Dome Ice Core 9-57KYrBP dD Data ","studyNotes":"Siple Dome Ice Core, West Antarctica ice core hydrogen isotope \n(deuterium, dD) data, with age model correlated to the GISP2 \nice core time scale using methane and d18O.  Data are from \n515 to 919 meters depth, corresponding to 9 to 57 KYrBP. ","version":"1.0","xmlId":"9552"}