# Sea surface temperature off West Africa based on alkenones #----------------------------------------------------------------------- # World Data Service for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program # National Centers for Environmental Information (NCEI) #----------------------------------------------------------------------- # Template Version 3.0 # Encoding: UTF-8 # NOTE: Please cite Publication, and Online_Resource and date accessed when using these data. # If there is no publication information, please cite Investigators, Title, and Online_Resource and date accessed. # # Online_Resource: https://www1.ncdc.noaa.gov/pub/data/paleo/pages2k/pages2k-temperature-v2-2017/data-version-2.0.0/Ocn-SouthAtlanticWestAfrica.Leduc.2010-1.txt # Online_Resource_Description: This file. NOAA WDS Paleo formatted metadata and data for version 2.0.0 of this dataset. # # Online_Resource: https://www1.ncdc.noaa.gov/pub/data/paleo/pages2k/pages2k-temperature-v2-2017/data-version-2.0.0/Ocn-SouthAtlanticWestAfrica.Leduc.2010.lpd # Online_Resource_Description: Linked Paleo Data (LiPD) formatted file containing the same metadata and data as this file, for version 2.0.0 of this dataset. # # Original_Source_URL: http://doi.pangaea.de/10.1594/PANGAEA.776883 # Description/Documentation lines begin with # # Data lines have no # # # Archive: marine sediment # Parameter_Keywords: # Dataset_DOI: # #------------------ # Contribution_Date # Date: #------------------ # File_Last_Modified_Date # Modified_Date: 2017-05-19 #------------------ # Title # Study_Name: Sea surface temperature off West Africa based on alkenones #------------------ # Investigators # Investigators: Leduc, Guillaume; Herbert, Caren T; Blanz, Thomas; Martinez, Philippe; Schneider, Ralph R #------------------ # Description_Notes_and_Keywords # Description: All O2K-LR records have been quality-controlled according to protocols published in Nature Geoscience supplement. #------------------ # Publication # Authors: Leduc, Guillaume;Herbert, Caren T.;Blanz, Thomas;Martinez, Philippe;Schneider, Ralph # Published_Date_or_Year: 2010 # Published_Title: Contrasting evolution of sea surface temperature in the Benguela upwelling system under natural and anthropogenic climate forcings # Journal_Name: Geophysical Research Letters # Volume: 37 # Edition: # Issue: # Pages: L20705 # Report: # DOI: 10.1029/2010GL044353 # Online_Resource: doi.org # Full_Citation: # Abstract: #------------------ # Publication # Authors: 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 # Published_Date_or_Year: 2015 # Published_Title: Robust global ocean cooling trend for the pre-industrial Common Era # Journal_Name: Nature Geoscience # Volume: 8 # Edition: # Issue: 9 # Pages: 671-677 # Report: # DOI: 10.1038/ngeo2510 # Online_Resource: doi.org # Full_Citation: # Abstract: #------------------ # Funding_Agency # Funding_Agency_Name: # Grant: #------------------ # Site_Information # Site_Name: South Atlantic, West Africa # Location: # Country: # Northernmost_Latitude: -29.14 # Southernmost_Latitude: -29.14 # Easternmost_Longitude: 16.72 # Westernmost_Longitude: 16.72 # Elevation: -97 #------------------ # Data_Collection # Collection_Name: # Earliest_Year: 705.0 # Most_Recent_Year: 1938.0 # Time_Unit: AD # Core_Length: # Notes: #------------------ # Species # Species_Name: # Species_Code: # Common_Name: #------------------ # Chronology: labId age_error cal_age_range_oldcalibratedAge age depth_top x2 depth_bot cal_age_range_youngdatedMaterial notes depth age14c thickness OS113289 35.0 726.0 773.0 nan nan nan nan 820.0 Nassarius vinctus nan 1950.0 1420.0 nan OS113290 35.0 1235.0 1264.0 nan nan nan nan 1293.0 Nassarius vinctus nan 2710.0 1870.0 nan OS121559 35.0 2711.0 2733.0 nan nan nan nan 2755.0 Nassarius vinctus nan 4750.0 3145.0 nan OS121560 35.0 5016.0 5116.0 nan nan nan nan 5216.0 Nassarius vinctus nan 6150.0 5020.0 nan OS121494 35.0 6401.0 6438.0 nan nan nan nan 6475.0 Nassarius vinctus nan 7040.0 6215.0 nan OS121495 35.0 8585.0 8626.0 nan nan nan nan 8667.0 Nassarius vinctus nan 7750.0 8410.0 nan OS113291 40.0 9520.0 9539.0 nan nan nan nan 9558.0 Nassarius vinctus nan 8580.0 9130.0 nan #------------------ # Variables # # Data variables follow that are preceded by "##" in columns one and two. # Data line variables format: Variables list, one per line, shortname-tab-longname-tab-longname components ( 10 components: what, material, error, units, seasonality, archive, detail, method, C or N for Character or Numeric data, additional_information) # ##year Year AD, ,,AD, , marine sediment, ,,N, ##Uk37 unsaturation index, ,,,, marine sediment, ,,N, ; paleoData_variableName changed - was originally native_UK_37; ##temperature inferred sea-surface temperature, alkenones, ,degC, 1 2 3 4 5 6 7 8 9 10 11 12, marine sediment, ,Converted using MUE1998, N, ; paleoData_variableName changed - was originally temp_C; paleoData_units changed - was originally deg C; climateInterpretation_seasonality changed - was originally annual; MUE1998: T(sediments) = (Uk’37-0.044)/0.033; (Müller et al.; (1998); global (60S-60N); 0-29ºC; annual at 0 m; n=370; R2=0.958); ##depth depth, ,,cm, , marine sediment, ,,N, # #------------------ # Data: # Data lines follow (have no #) # Data line format - tab-delimited text, variable short name as header) # Missing_Values: nan # year Uk37 temperature depth 1938.0 0.573 16.03 3.0 1918.0 0.578 16.18 8.0 1898.0 0.577 16.15 13.0 1879.0 0.578 16.18 18.0 1859.0 0.585 16.39 23.0 1839.0 0.585 16.39 28.0 1819.0 0.582 16.3 33.0 1799.0 0.578 16.18 38.0 1780.0 0.584 16.36 43.0 1760.0 0.572 16.0 48.0 1740.0 0.573 16.03 53.0 1720.0 0.573 16.03 58.0 1700.0 0.576 16.12 63.0 1680.0 0.577 16.15 68.0 1661.0 0.59 16.55 73.0 1641.0 0.59 16.55 78.0 1621.0 0.596 16.73 83.0 1601.0 0.594 16.67 88.0 1581.0 0.592 16.61 93.0 1562.0 0.581 16.27 98.0 1542.0 0.587 16.45 103.0 1522.0 0.585 16.39 108.0 1502.0 0.583 16.33 113.0 1482.0 0.586 16.42 118.0 1462.0 0.59 16.55 123.0 1443.0 0.591 16.58 128.0 1423.0 0.582 16.3 133.0 1403.0 0.581 16.27 138.0 1383.0 0.583 16.33 143.0 1363.0 0.582 16.3 148.0 1343.0 0.588 16.48 153.0 1324.0 0.584 16.36 158.0 1304.0 0.583 16.33 163.0 1284.0 0.591 16.58 168.0 1264.0 0.593 16.64 173.0 1244.0 0.595 16.7 178.0 1225.0 0.604 16.97 183.0 1205.0 0.606 17.03 188.0 1185.0 0.598 16.79 193.0 1158.0 0.598 16.79 198.0 1125.0 0.59 16.55 203.0 1093.0 0.591 16.58 208.0 1061.0 0.589 16.52 213.0 1028.0 0.59 16.55 218.0 996.0 0.584 16.36 223.0 964.0 0.584 16.36 228.0 931.0 0.584 16.36 233.0 899.0 0.583 16.33 238.0 867.0 0.589 16.52 243.0 835.0 0.586 16.42 248.0 802.0 0.586 16.42 253.0 770.0 0.591 16.58 258.0 738.0 0.583 16.33 263.0 705.0 0.579 16.21 268.0