{"xmlId":"2755","NOAAStudyId":"8738","studyName":"Kanfoush et al. 2000 South Atlantic Deglacial Ice Rafted Debris Data","doi":"https://doi.org/10.25921/j11m-5v30","uuid":"e86e6fa4-53f5-4591-a3c3-49d85f23a14b","dataPublisher":"NOAA","contactInfo":{"type":"CONTACT INFORMATION","shortName":"DOC/NOAA/NESDIS/NCEI","longName":"National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce ","address":"325 Broadway, E/NE31","city":"Boulder","state":"CO","postalCode":"80305-3328","country":"USA","dataCenterUrl":"https://www.ncei.noaa.gov/products/paleoclimatology","email":"paleo@noaa.gov","phone":"828-271-4800","fax":null,"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."},"dataType":"PALEOCEANOGRAPHY","investigators":"Kanfoush, S.L.; Hodell, D.A.; Charles, C.D.; Guilderson, T.P.; Mortyn, P.G.; Ninnemann, U.S.","investigatorDetails":[{"firstName":"Sharon","lastName":"Kanfoush","initials":"S.L.","orcId":null},{"firstName":"David","lastName":"Hodell","initials":"D.A.","orcId":"0000-0001-8537-1588"},{"firstName":"Christopher","lastName":"Charles","initials":"C.D.","orcId":"0000-0003-4016-2365"},{"firstName":"Thomas","lastName":"Guilderson","initials":"T.P.","orcId":"0000-0001-9371-7059"},{"firstName":"P. 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Graham Mortyn, and U.S. Ninnemann"},"pubYear":2000,"title":"Millennial-Scale Instability of the Antarctic Ice Sheet During the Last Glaciation","journal":"Science","volume":"288","edition":null,"issue":"5472","pages":"1815-1818","reportNumber":null,"citation":"Kanfoush, S.L., D.A. Hodell, C.D. Charles, T.P. Guilderson, P. Graham Mortyn, and U.S. Ninnemann. 2000. Millennial-Scale Instability of the Antarctic Ice Sheet During the Last Glaciation. Science, 288(5472), 1815-1818. doi: 10.1126/science.288.5472.1815","type":"publication","identifier":{"type":"doi","id":"10.1126/science.288.5472.1815","url":"http://dx.doi.org/10.1126/science.288.5472.1815"},"abstract":"Records of ice-rafted detritus (IRD) concentration in deep-sea cores from the southeast Atlantic Ocean reveal millennial-scale pulses of IRD delivery between 20,000 and 74,000 years ago. Prominent IRD layers correlate across the Polar Frontal Zone, suggesting episodes of Antarctic Ice Sheet instability. Carbon isotopes (´13C) of benthic foraminifers, a proxy of deepwater circulation, reveal that South Atlantic IRD events coincided with strong increases in North Atlantic Deep Water (NADW) production and inferred warming (interstadials) in the high-latitude North Atlantic. Sea level rise or increased NADW production associated with strong interstadials may have resulted in destabilization of grounded ice shelves and possible surging in the Weddell Sea region of West Antarctica.","pubRank":"1"}],"site":[{"NOAASiteId":"19271","siteName":"ODP 1094","siteCode":null,"mappable":"Y","locationName":"Ocean>Atlantic Ocean>South Atlantic Ocean","geo":{"geoType":"Feature","geometry":{"type":"POINT","coordinates":["-53.18035","5.130333"]},"properties":{"southernmostLatitude":"-53.18035","northernmostLatitude":"-53.18035","westernmostLongitude":"5.130333","easternmostLongitude":"5.130333","minElevationMeters":"-2807","maxElevationMeters":"-2807"}},"paleoData":[{"dataTableName":"Kanfoush2000","NOAADataTableId":"32688","earliestYear":88000,"mostRecentYear":20000,"timeUnit":"cal yr 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