{"NOAAStudyId":"10531","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":"2011-02-10","dataPublisher":"NOAA","dataType":"PALEOCEANOGRAPHY","dataTypeInformation":"https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/paleoceanography","difMetadataLink":"http://www1.ncdc.noaa.gov/pub/data/metadata/published/paleo/dif/xml/noaa-ocean-10531.xml","doi":null,"earliestYearBP":21000,"earliestYearCE":-19050,"entryId":"noaa-ocean-10531","funding":[],"investigators":"Makou, M.C.; Oppo, D.W.; Curry, W.B.","mostRecentYearBP":18000,"mostRecentYearCE":-16050,"onlineResourceLink":"https://www.ncdc.noaa.gov/paleo/study/10531","originalSource":null,"publication":[{"abstract":"Paleoceanographic studies using benthic foraminiferal Cd \nas a nutrient tracer have provided a robust means of \nreconstructing glacial Atlantic Ocean water mass geometry, \nbut a paucity of data from the South Atlantic above 1200 m \nhas limited investigation of Antarctic Intermediate Water \n(AAIW) configuration and formation. A new Cd depth profile \nfrom Brazil margin sediments suggests that AAIW penetrated \nnorthward at 1100 m to at least 27°S in the glacial Atlantic. \nIt exhibited substantially reduced d13Cas values, confirming \npreliminary evidence that this AAIW was unique to the glacial \nAtlantic and that it formed differently than today, with less \natmospheric contact. \n","author":null,"citation":"Makou, M.C., D.W. Oppo, and W.B. Curry. 2010. \nSouth Atlantic intermediate water mass geometry \nfor the last glacial maximum from foraminiferal Cd/Ca. \nPaleoceanography 25, PA4101, doi:10.1029/2010PA001962. \n\n","edition":null,"identifier":{"id":"10.1029/2010PA001962","type":"doi","url":"http://dx.doi.org/10.1029/2010PA001962"},"issue":null,"journal":"Paleoceanography","pages":null,"pubRank":"1","pubYear":2010,"reportNumber":null,"title":"South Atlantic intermediate water mass geometry  for the last glacial maximum from foraminiferal Cd/Ca","type":"publication","volume":null}],"reconstruction":"Y","scienceKeywords":["Meridional Overturning Circulation (MOC)"],"site":[{"NOAASiteId":"37184","geo":{"geoType":"Feature","geometry":{"coordinates":["-26.6807","-46.4487"],"type":"POINT"},"properties":{"easternmostLongitude":"-46.4487","maxElevationMeters":"-441","minElevationMeters":"-441","northernmostLatitude":"-26.6807","southernmostLatitude":"-26.6807","westernmostLongitude":"-46.4487"}},"locationName":"Ocean>Atlantic 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BP"}],"siteName":"14GGC"},{"NOAASiteId":"37185","geo":{"geoType":"Feature","geometry":{"coordinates":["-27.6972","-46.494"],"type":"POINT"},"properties":{"easternmostLongitude":"-46.494","maxElevationMeters":"-1627","minElevationMeters":"-1627","northernmostLatitude":"-27.6972","southernmostLatitude":"-27.6972","westernmostLongitude":"-46.494"}},"locationName":"Ocean>Atlantic Ocean>South Atlantic Ocean","mappable":"Y","paleoData":[{"NOAADataTableId":"19334","coreLengthMeters":null,"dataFile":[{"NOAAKeywords":["earth science>paleoclimate>paleocean>geochemistry"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/makou2010b/makou2010b.txt","linkText":"makou2010b.txt","urlDescription":"Original Data and Full Metadata","variables":[{"cvAdditionalInfo":"core ID","cvDataType":"PALEOCEANOGRAPHY","cvDetail":null,"cvError":null,"cvFormat":"Character","cvMaterial":null,"cvMethod":null,"cvSeasonality":null,"cvShortName":null,"cvUnit":null,"cvWhat":"sampling 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science>paleoclimate>paleocean>geochemistry"],"fileUrl":"https://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/makou2010b/makou2010b.xls","linkText":"makou2010b.xls","urlDescription":"Original Data and Full Metadata","variables":[]}],"dataTableName":"17JPC","dataTableNotes":null,"earliestYear":21000,"earliestYearBP":21000,"earliestYearCE":-19050,"mostRecentYear":18000,"mostRecentYearBP":18000,"mostRecentYearCE":-16050,"species":[],"timeUnit":"cal yr BP"}],"siteName":"17JPC"}],"studyCode":null,"studyName":"Brazil Margin LGM and Holocene Benthic Foraminiferal Cadmium Data","studyNotes":"Benthic foraminiferal Cd results for a Brazil margin sediment \ndepth transect. Data are provided for the last glacial maximum (LGM) \nand core top sediments.  Individual core locations, sample depths, \nand the type of foraminifera used are provided, and Cd composition \nis reported as Cd/Ca and CdW. Foraminiferal carbon isotopic results \nfrom previous investigations were used to calculate the portion of \nthe carbon isotopic signal arising from air/sea exchange (d13Cas) \nof carbon dioxide (see references in cited publication). \nThe reported water depths have not been corrected for reduced LGM \nsea level. Core top Cd and d13Cas results for cores 10 GGC and 33 GGC \nare considered erroneous because relative standard deviations for \nmultiple analyses were > 20%. See Makou et al. 2010 for further \ndiscussion of the results. \n","version":"1.0","xmlId":"9195"}