<?xml version="1.0" encoding="UTF-8"?><!--*** Generated from internal PANGAEA metadata schema by dif.xslt ***--><DIF xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.4.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/">
<Entry_ID>PANGAEA_974822</Entry_ID>
<Entry_Title>Radiocarbon ages from IODP Site 323-U1340</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>deLong, Kimberly; Blackburn, Terrence; Caissie, Beth; Addison, Jason A; Stroynowski, Zuzanna N; Reimi Sipala, Maria; Marcantonio, Franco; Ravelo, Ana Christina</Dataset_Creator>
<Dataset_Title>Radiocarbon ages from IODP Site 323-U1340</Dataset_Title>
<Dataset_Release_Date>2025-02-13</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.974822</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Kimberly</First_Name>
<Last_Name>deLong</Last_Name>
<Email>kimberly.delong@gmail.com</Email>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Sample code/label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Sample comment</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Depth, composite</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>AGE</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Age, error</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Local reservoir age</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Local reservoir age, standard deviation</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Calendar age</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Median probability age</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Age, uncertainty</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Reservoir age</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Reservoir age, uncertainty</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>323-U1340</Keyword>
<Keyword>Age model</Keyword>
<Keyword>biogenic opal</Keyword>
<Keyword>Composite Core</Keyword>
<Keyword>Diatom assemblage</Keyword>
<Keyword>Exp323</Keyword>
<Keyword>nitrogen content</Keyword>
<Keyword>Silicon isotopes</Keyword>
<Keyword>Uranium-Thorium</Keyword>
<Sensor_Name>
<Long_Name>Age, 14C calibrated, CALIB (Stuiver &amp; Reimer, 1993)</Long_Name>
</Sensor_Name>
<Source_Name>
<Long_Name>Joides Resolution</Long_Name>
</Source_Name>
<Temporal_Coverage>
<Start_Date>2009-07-22</Start_Date>
<Stop_Date>2009-07-22</Stop_Date>
</Temporal_Coverage>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Southernmost_Latitude>53.4</Southernmost_Latitude>
<Northernmost_Latitude>53.4</Northernmost_Latitude>
<Westernmost_Longitude>-179.521</Westernmost_Longitude>
<Easternmost_Longitude>-179.521</Easternmost_Longitude>
</Spatial_Coverage>
<Access_Constraints>unrestricted</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International</Use_Constraints>
<Data_Set_Language>English</Data_Set_Language>
<Data_Center>
<Data_Center_Name>
<Short_Name>PANGAEA</Short_Name>
<Long_Name>Data Publisher for Earth &amp; Environmental Science</Long_Name>
</Data_Center_Name>
<Data_Center_URL>https://www.pangaea.de/</Data_Center_URL>
<Personnel>
<Role>Data Center Contact</Role>
<First_Name>Michael</First_Name>
<Last_Name>Diepenbroek</Last_Name>
<Email>info@pangaea.de</Email>
<Contact_Address>
<Address>Leobener Str.</Address>
<City>Bremen</City>
<Province_or_State>Bremen</Province_or_State>
<Postal_Code>28359</Postal_Code>
<Country>Germany</Country>
</Contact_Address>
</Personnel>
</Data_Center>
<Distribution>
<Distribution_Media>online</Distribution_Media>
<Distribution_Size>107 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Reference>deLong, Kimberly; Blackburn, Terrence; Caissie, Beth; Addison, Jason A; Stroynowski, Zuzanna N; Sipala, M R; Marcantonio, Franco; Ravelo, Ana Christina (2025): Bølling-Allerød Productivity in the Subarctic Pacific Driven by Seasonal Upwelling. Geophysical Research Letters, 52(8), e2024GL109614, https://doi.org/10.1029/2024GL109614</Reference>
<Reference>Schlung, Shilo A; Ravelo, Ana Christina; Aiello, Ivano W; Andreasen, Dyke; Cook, Mea S; Drake, Michelle K; Dyez, Kelsey A; Guilderson, Thomas P; LaRiviere, Jonathan P; Stroynowski, Zuzanna N; Takahashi, Kozo (2013): A high-resolution record from IODP Site 323-U1440 [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.824452</Reference>
<Summary>The Bølling-Allerød deglacial event is marked by high diatom productivity and opal deposition throughout the subarctic Pacific. To investigate the cause of this event, we quantified several productivity-related sedimentary parameters that reflect the near-surface biogeochemistry from the Integrated Ocean Drilling Program (IODP) Site 323-U1340 in the Bering Sea. Radiocarbon data, originally published in Schlung et al. (2013, doi:10.1029/2012PA002365), were re-calibrated using Calib 8.2 (Stuiver &amp; Reimer, 1993; doi:10.1017/S0033822200013904). ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.974822"!</Summary>
<Related_URL>
<URL>http://digitalcommons.library.arizona.edu/objectviewer?o=http://radiocarbon.library.arizona.edu/Volume35/Number1/azu_radiocarbon_v35_n1_215_230_v.pdf</URL>
<Description>Age, 14C calibrated, CALIB (Stuiver &amp; Reimer, 1993)</Description>
</Related_URL>
<Related_URL>
<URL>http://en.wikipedia.org/wiki/Kyr</URL>
<Description>AGE</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.org/10.1029/2024GL109614</URL>
<Description>Bølling-Allerød Productivity in the Subarctic Pacific Driven by Seasonal Upwelling</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.824452</URL>
<Description>A high-resolution record from IODP Site 323-U1440</Description>
</Related_URL>
<Related_URL>
<URL>https://www-odp.tamu.edu:443/resolutn.html</URL>
<Description>Joides Resolution</Description>
</Related_URL>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2025-02-13</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-04-30</Last_DIF_Revision_Date>
</DIF>
