# Juan de Fuca Ridge, Subarctic Pacific Productivity Proxy Data over the last 200,000 years #----------------------------------------------------------------------- # World Data Service for Paleoclimatology, Boulder # and # NOAA Paleoclimatology Program #----------------------------------------------------------------------- # Template Version 3.0 # Encoding: UTF-8 # NOTE: Please cite original publication, online resource and date accessed when using this data. # If there is no publication information, please cite Investigator, title, online resource and date accessed. # # Description/Documentation lines begin with # # Data lines have no # # # Online_Resource: https://www.ncdc.noaa.gov/paleo/study/24190 # Description: NOAA Landing Page # Online_Resource: http://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/costa2018/costa2018-comp_pa_th.txt # Description: NOAA location of the template # # Archive: Paleoceanography # # Dataset_DOI: # # Parameter_Keywords: geochemistry #--------------------------------------- # Contribution_Date # Date: 2018-05-25 #--------------------------------------- # File_Last_Modified_Date # Date: 2018-05-25 #--------------------------------------- # Title # Study_Name: Juan de Fuca Ridge, Subarctic Pacific Productivity Proxy Data over the last 200,000 years #--------------------------------------- # Investigators # Investigators: Costa, Kassandra M.; McManus, Jerry F.; Anderson, Robert F. #--------------------------------------- # Description_Notes_and_Keywords # Description: Productivity proxies for the Subarctic Pacific for the last 200,000 years # Provided Keywords: Productivity, stratification, glacial-interglacial variability #--------------------------------------- # Publication # Authors: Costa, Kassandra M.; McManus, Jerry F.; Anderson, Robert F. # Published_Date_or_Year: # Published_Title: Paleo-productivity and stratification across the Subarctic Pacific over glacial-interglacial cycles # Journal_Name: Paleoceanography and Paleoclimatology # Volume: (in revision) # Edition: # Issue: # Pages: # Report_Number: # DOI: # Online_Resource: # Full_Citation: # Abstract: #--------------------------------------- # Funding_Agency # Funding_Agency_Name: US National Science Foundation # Grant: AGS-1502889 #--------------------------------------- # Site_Information # Site_Name: Juan de Fuca Ridge Composite # Location: East Subarctic Pacific # Country: # Northernmost_Latitude: 45.04507 # Southernmost_Latitude: 44.88717 # Easternmost_Longitude: -130.45737 # Westernmost_Longitude: -130.8785 # Elevation: #--------------------------------------- # Data_Collection # Collection_Name: JdF Ridge Composite Pa/Th Costa2018 # First_Year: 210000 # Last_Year: 0 # Time_Unit: cal yr BP # Core_Length: # Notes: #--------------------------------------- # Chronology_Information # Chronology: #--------------------------------------- # Variables # Data variables follow that are preceded by "##" in columns one and two. # Variables list, one per line, shortname-tab-longname components (9 components: what, material, error, units, seasonality, archive, detail, method, C or N for Character or Numeric data) ## Age_kyr age,,,calendar kiloyear before present,,paleoceanography,,,N, ## 231Pa/230Th_xs0 231Pa/230Th excess,,,,,paleoceanography,,inductively-coupled plasma mass spectrometry,N,excess initial ratio of 231Pa to 230Th activities ## 231Pa/230Th_xs0_2s 231Pa/230Th excess,,two standard deviations ,,,paleoceanography,,inductively-coupled plasma mass spectrometry,N, #------------------------ # Data # Data lines follow (have no #) # Data line format - tab-delimited text, variable short name as header # Missing_Values: NaN Age_kyr 231Pa/230Th_xs0 231Pa/230Th_xs0_2s 0 0.186 0.005 2 0.186 0.005 4 0.206 0.005 6 0.211 0.006 8 0.206 0.006 10 0.211 0.006 12 0.206 0.006 14 0.207 0.006 16 0.197 0.006 18 0.151 0.005 20 0.127 0.005 22 0.125 0.004 24 0.127 0.004 26 0.127 0.004 28 0.150 0.005 30 0.141 0.005 32 0.131 0.004 34 0.140 0.005 36 0.141 0.005 38 0.136 0.005 40 0.140 0.005 42 0.140 0.005 44 0.143 0.005 46 0.147 0.006 48 0.148 0.006 50 0.150 0.006 52 0.148 0.006 54 0.154 0.006 56 0.154 0.006 58 0.146 0.006 60 0.143 0.007 62 0.136 0.006 64 0.136 0.007 66 0.134 0.007 68 0.144 0.007 70 0.141 0.007 72 0.145 0.007 74 0.144 0.008 76 0.143 0.008 78 0.142 0.008 80 0.142 0.008 82 0.149 0.008 84 0.149 0.008 86 0.151 0.009 88 0.159 0.009 90 0.160 0.009 92 0.152 0.009 94 0.155 0.010 96 0.161 0.010 98 0.158 0.010 100 0.150 0.010 102 0.159 0.010 104 0.156 0.011 106 0.162 0.011 108 0.156 0.011 110 0.158 0.011 112 0.164 0.012 114 0.160 0.012 116 0.156 0.011 118 0.158 0.012 120 0.167 0.012 122 0.163 0.012 124 0.184 0.013 126 0.190 0.014 128 0.183 0.014 130 0.158 0.013 132 0.129 0.015 134 0.123 0.012 136 0.136 0.013 138 0.126 0.013 140 0.132 0.013 142 0.127 0.013 144 0.130 0.013 146 0.131 0.013 148 0.125 0.014 150 0.133 0.015 152 0.126 0.015 154 0.135 0.017 156 0.136 0.016 158 0.148 0.018 160 0.150 0.018 162 0.150 0.019 164 0.152 0.019 166 0.154 0.021 168 0.148 0.021 170 0.150 0.021 172 0.155 0.023 174 0.156 0.023 176 0.156 0.023 178 0.153 0.024 180 0.149 0.023 182 0.143 0.024 184 0.155 0.027 186 0.149 0.028 188 0.150 0.025 190 0.138 0.030 192 0.177 0.031 194 NaN NaN 196 NaN NaN 198 NaN NaN 200 0.180 0.041 202 NaN NaN 204 NaN NaN 206 NaN NaN 208 NaN NaN 210 0.194 0.045