{ "paleoData": [ { "measurementTable": [ { "googleWorkSheetKey": "odjp8jk", "tableName": "paleo1measurement1", "missingValue": "NaN", "temperature": { "archiveType": "marine sediment", "dataType": "float", "datum": "abs", "description": "inferred sea-surface temperature", "hasMaxValue": 10.46, "hasMeanValue": 7.9358, "hasMedianValue": 7.95, "hasMinValue": 5.39, "inferredVariableType": "Temperature", "longName": "AD", "meanValue12k": "NA", "measurementMaterial": "alkenone", "measurementMethod": "Calibration: PRA1988", "measurementTableMD5": "ed60185b46e5c4723bc40b73b04f1764", "measurementTableName": "measurementTable1", "medianRes12k": "NA", "notes": "PRA1988: E. huxleyi culture-based calibration. No RMSE is reported in the original publication, so a RMSE was calculated by taking a regression off of the five culture T-UK37 datapoints reported in the publication.; paleoData_units changed - was originally deg C; climateInterpretation_seasonality changed - was originally JJA", "ocean2kID": "Atlantic0234Sicre2011__MD99-2275", "pages2kID": "Ocn_039", "paleoDataMD5": "ed60185b46e5c4723bc40b73b04f1764", "paleoDataTableName": "DataQC", "paleoMeasurementTableMD5": "ed60185b46e5c4723bc40b73b04f1764", "precededBy": "Arc_57", "proxy": "alkenone", "proxyGeneral": "biomarker", "QCCertification": "KT, MAS, BM, HVM, JAA, MSS", "QCnotes": "HVM, BM, 20/4/2016; MSS, 07/10/2016; Atlantic0234Sicre2011__MD99-2275_alkenone Sicre et al., (2011) (alkenone) was selected and not Jiang et al., (2005) (diatoms) for core MD22-9975. Sicre et al., (2011) has a much higher resolution record but both records show the same trend. Diatoms have now been published at higher resolution by Jiang et al (2015; Geology, doi: doi:10.1130/G36377.1) after the completion of the compilation.", "TSid": "O2kLR_045", "uncertainty": "PRA1988: T(cultures) = (Uk'37-0.039)/(0.034), (Prahl et al., (1988); cultures E. huxleyi, 8-25ºC, n=22; R2=0.994)", "units": "degC", "useInGlobalTemperatureAnalysis": "TRUE", "variableName": "temperature", "variableType": "inferred", "WDSPaleoUrl": "https://www1.ncdc.noaa.gov/pub/data/paleo/pages2k/pages2k-temperature-v2-2017/data-version-2.0.0/Ocn-NorthIceland.Sicre.2011-1.txt", "isPrimary": false, "primaryAgeColumn": false, "hasTimeTsid": "PYT4I8IXH0Z", "values": [6.59, 6.29, 6.99, 7.29, 8.29, 6.89, 6.89, 6.19, 5.99, 6.59, 6.69, 6.29, 5.39, 6.19, 6.79, 6.99, 6.29, 6.79, 5.79, 6.79, 7.09, 6.89, 6.99, 7.19, 6.94, 6.54, 6.74, 6.74, 6.24, 6.74, 6.64, 6.84, 6.94, 7.14, 7.04, 6.97, 6.86, 8.26, 7.53, 6.89, 6.81, 7.19, 7.27, 7.07, 7.48, 6.93, 6.59, 7.45, 7.83, 6.51, 7.32, 7.72, 6.45, 7.68, 7.2, 7.91, 7.06, 6.45, 8.21, 6.3, 7.6, 7.13, 6.99, 6.89, 6.91, 6.99, 7.35, 6.45, 6.95, 7.3, 7.59, 8.06, 7.49, 7.85, 6.96, 7.18, 6.6, 7.16, 7.62, 7.92, 7.64, 7.74, 7.79, 7.61, 6.75, 7.06, 7.61, 7.15, 7.15, 7.6, 7.5, 8.21, 7.75, 7.63, 7.45, 7.46, 7.47, 7.42, 7.46, 7.27, 8.18, 7.29, 7.47, 7.63, 7.04, 6.58, 7.35, 7.24, 8.13, 6.8, 7.87, 8.48, 7.35, 6.48, 6.98, 7.89, 7.59, 7.32, 6.82, 6.83, 6.82, 7.15, 7.01, 7.5, 6.56, 7.27, 7.45, 7.3, 7.66, 7.78, 7.19, 7.81, 7.48, 7.5, 7.71, 7.58, 8.16, 8.05, 7.4, 8.01, 7.7, 7.77, 7.65, 7.79, 7.96, 6.03, 6.97, 7.03, 7.44, 7.56, 6.65, 8.06, 7.36, 7.57, 7.68, 8.14, 8.4, 8.21, 7.38, 7.85, 7.93, 7.71, 8.21, 7.79, 7.82, 7.45, 7.29, 7.5, 7.93, 8.76, 9.28, 8.75, 8.68, 8.27, 7.86, 6.7, 7.68, 7.73, 8.26, 7.93, 7.88, 7.71, 6.58, 8.03, 8.07, 8.33, 8.38, 8.3, 6.93, 5.91, 6.7, 8.23, 7.81, 7.84, 8.43, 8.32, 8.37, 7.59, 7.22, 8.59, 8.31, 8.2, 7.34, 7.57, 7.88, 7.65, 7.93, 7.61, 7.52, 7.49, 7.84, 8.53, 8.02, 9.45, 8.38, 8.6, 9.6, 8.71, 8.01, 8.93, 7.11, 7.71, 8.11, 8.41, 7.62, 8.24, 7.69, 7.76, 7.96, 7.25, 7.23, 7.58, 7.51, 7.6, 7.09, 6.91, 7.95, 8.07, 8.66, 9.35, 8.07, 7.48, 7.96, 7.5, 7.95, 8.36, 7.42, 7.75, 7.21, 7.44, 8.31, 7.54, 7.13, 7.83, 8.07, 7.33, 7.49, 7.88, 7.27, 7.5, 8.42, 7.75, 8.42, 8.49, 8.99, 8.83, 8.59, 8.29, 9.16, 8.74, 9, 10.02, 8.49, 8.46, 9.02, 9.18, 8.91, 8.18, 8.37, 7.34, 7.85, 8.64, 8.9, 9.23, 8.75, 8.89, 8.3, 8.96, 9.15, 9.39, 8.98, 8.97, 8.69, 9.32, 8.86, 9.12, 8.72, 8.6, 8.71, 8.82, 8.84, 8.86, 8.84, 8.83, 8.72, 8.65, 9.03, 9.13, 9.02, 8.97, 9, 8.95, 9.3, 8.74, 8.94, 8.84, 9.45, 8.76, 9.19, 9.09, 9.2, 8.89, 8.83, 9.66, 9.42, 9.12, 8.94, 9.27, 8.96, 9.16, 8.71, 7.9, 8.51, 8.06, 8.33, 8.57, 7.64, 7.64, 8.18, 8.76, 7.9, 7.94, 8.6, 8.56, 8.03, 7.22, 7.74, 8.34, 8.12, 7.81, 8.2, 7.67, 8.59, 8.18, 6.83, 8.22, 8.29, 8.4, 8.41, 7.92, 8.56, 8.21, 8.49, 8.47, 8.09, 8.4, 7.95, 7.64, 7.86, 7.34, 7.95, 7.31, 8.31, 7.84, 7.92, 8.13, 8.05, 8.35, 8.14, 7.95, 8.19, 8.15, 7.49, 7.73, 7.88, 8.06, 7.63, 7.27, 7.81, 7.85, 7.59, 8.01, 7.9, 7.81, 8.07, 8.19, 6.66, 6.1, 7.62, 8.47, 8.8, 8.43, 8.94, 8.09, 8.33, 8, 7.6, 8.26, 8.16, 7.15, 8.37, 8.23, 9.65, 8.45, 8.7, 8.65, 8.9, 7.93, 9.81, 8.25, 8.44, 8.32, 8.48, 8.07, 8.51, 8.41, 7.89, 8.22, 8.34, 8.27, 8.53, 8.21, 8.24, 8.46, 8.34, 8.01, 8.1, 8.14, 8.16, 7.89, 8.42, 8.13, 9.34, 8.93, 8.22, 8.51, 8.42, 8.34, 8.33, 8.44, 8.15, 8.3, 8.47, 8.15, 6.56, 7.52, 8.1, 8.27, 7.36, 8.08, 7.81, 8.34, 8.19, 8.02, 8.08, 8.4, 9.87, 7.98, 7.58, 10.46, 7.95, 8.16, 7.93, 8.07, 8.24, 8.17, 8.77, 7.73, 8.42, 8.18, 8.24, 7.46, 6.45, 7.71, 8.61, 8.67, 7.76, 8.96, 8.18, 8.24, 8.75, 8.25, 9.1, 8.51, 8.55, 8.56, 8.36, 8.83, 8.64, 9.68, 9.31, 9.13, 8.85, 9.09, 8.76, 8.3, 9.55, 7.87, 8.26, 8.18, 8.37, 9.01, 9.52, 7.83, 8.72, 8.79], "mostRecentCompilations": null, "interpretation": [ { "basis": "UK37 calibration to SST", "direction": "positive", "interpDirection": "positive", "scope": "climate", "seasonality": "Jun-Aug", "seasonalityGeneral": "Jun-Aug", "variable": "temperature", "variableDetail": "sea@surface" } ], "calibration": { "equation": "UK'37 = 0.034 x T + 0.039", "notes": "PRA1988: E. huxleyi culture-based calibration. No RMSE is reported in the original publication, so a RMSE was calculated by taking a regression off of the five culture T-UK'37 datapoints reported in the publication.", "reference": "10.1016/0016-7037(88)90132-9", "uncertainty": "0.6", "uncertaintyType": "calibrationRMSE" }, "hasResolution": { "hasMaxValue": 10.62, "hasMeanValue": 3.8826, "hasMedianValue": 4, "hasMinValue": 1, "units": "AD" }, "inCompilationBeta": [ { "compilationName": "Pages2kTemperature", "compilationVersion": ["2_1_1", "2_1_2", "2_1_3", "2_1_4", "2_2_0"] }, { "compilationName": "Temp24k", "compilationVersion": ["0_4_0", "0_5_0", "0_6_0", "0_7_0", "0_7_1", "0_8_0"] } ] }, "year": { "archiveType": "marine sediment", "dataType": "float", "description": "Year AD", "hasMaxValue": 2001, "hasMeanValue": 1189.0697, "hasMedianValue": 1346, "hasMinValue": 1.48, "inferredVariableType": "Year", "longName": "AD", "measurementTableMD5": "ed60185b46e5c4723bc40b73b04f1764", "measurementTableName": "measurementTable1", 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{ "measurementTable": [ { "googleWorkSheetKey": "op3s1eu", "tableName": "paleo2measurement1", "missingValue": "NaN", "temperature": { "archiveType": "marine sediment", "dataType": "float", "description": "inferred sea-surface temperature", "hasMaxValue": 10.4626, "hasMeanValue": 7.9357, "hasMedianValue": 7.9486, "hasMinValue": 5.39, "inferredVariableType": "Temperature", "longName": "AD", "meanValue12k": "NA", "measurementMaterial": "alkenone", "measurementMethod": "Calibration: PRA1988", "measurementTableMD5": "33e0ac240487f4ebb7dbfef9a8e4a1c3", "measurementTableName": "measurementTable1", "medianRes12k": "NA", "notes": "All O2K-LR records have been quality-controlled according to protocols published in Nature Geoscience supplement; SST dataset is composite from 3 very-well dated cores; climateInterpretation_seasonality changed - was originally JJA; climateInterpretation_seasonality changed - was originally 6/7/2008; climateInterpretation_seasonality changed - was originally 6 7 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R.;Mignot, J.;Khodri, M.;Ezat, U.;Truong, M.-X.;Eiríksson, J.;Knudsen, K.-L.' has been replaced by 'Sicre, M.-A.;Hall, I. R.;Mignot, J.;Khodri, M.;Ezat, U.;Truong, M.-X.;Eiriksson, J.;Knudsen, K.-L.'"] ] } }, { "version": "1.0.0", "curator": "nicholas", "timestamp": "2022-08-23 23:41:56 UTC", "notes": "Starting the changelog" } ], "pub": [ { "author": "Sicre, M.-A.;Hall, I. R.;Mignot, J.;Khodri, M.;Ezat, U.;Truong, M.-X.;Eiriksson, J.;Knudsen, K.-L.", "citeKey": "sicre2011seasurfacetemperaturevari", "dataUrl": "doi.org", "doi": "10.1029/2011PA002169", "issue": "4", "journal": "Paleoceanography", "pages": "PA4218", "publisher": "Wiley-Blackwell", "pubYear": "2011", "title": "Sea surface temperature variability in the subpolar Atlantic over the last two millennia", "type": "article", "volume": "26", "year": 2011 }, { "author": "McGregor, Helen V.;Evans, Michael N.;Goosse, Hugues;Leduc, Guillaume;Martrat, Belen;Addison, Jason A.;Mortyn, P. Graham;Oppo, Delia W.;Seidenkrantz, Marit-Solveig;Sicre, Marie-Alexandrine;Phipps, Steven J.;Selvaraj, Kandasamy;Thirumalai, Kaustubh;Filipsson, Helena L.;Ersek, Vasile", "citeKey": "mcgregor2015robustglobaloceancoolingt", "dataUrl": "doi.org", "doi": "10.1038/ngeo2510", "issue": "9", "journal": "Nature Geoscience", "pages": "671-677", "publisher": "Nature Publishing Group", "pubYear": "2015", "title": "Robust global ocean cooling trend for the pre-industrial Common Era", "type": "journal-article", "volume": "8", "year": "2015" }, { "author": "Sicre, M.-A.", "citeKey": "sicre2011httpswwwncdcnoaagovpaleostudy12359DataCitation", "institution": "World Data Center for Paleoclimatology", "title": "World Data Center for Paleoclimatology", "type": "dataCitation", "url": "https://www.ncdc.noaa.gov/paleo/study/12359", "Urldate": "2011" } ], "geo": { "longitude": -17.42, "latitude": 66.55, "elevation": -470, "geometryType": "Point", "pages2kRegion": "Ocean", "siteName": "North Iceland/North Atlantic" }, "@context": "context.jsonld" }