<DIF xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.8.4.xsd">
  <Entry_ID>noaa-ocean-2575</Entry_ID>
  <Entry_Title>Plio-Pleistocene astronomical timescale </Entry_Title>
  <Data_Set_Citation>
    <Dataset_Creator>Lourens, L.J.; Antonarakou, A.; Hilgen, F.J.; Van Hoof, A.A.M.; Vergnaud-Grazzini, C.; Zachariasse, W.J.</Dataset_Creator>
    <Dataset_Title>Plio-Pleistocene astronomical timescale </Dataset_Title>
    <Dataset_Release_Date>1996-07-01</Dataset_Release_Date>
    <Dataset_Publisher>NCDC-Paleoclimatology</Dataset_Publisher>
    <Data_Presentation_Form>ONLINE Files</Data_Presentation_Form>
    <Dataset_DOI>Pending</Dataset_DOI>
    <Online_Resource>https://www.ncdc.noaa.gov/paleo/study/2575</Online_Resource>
  </Data_Set_Citation>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>L.J.</First_Name>
    <Last_Name>Lourens</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>A.</First_Name>
    <Last_Name>Antonarakou</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>F.J.</First_Name>
    <Last_Name>Hilgen</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>A.A.M.</First_Name>
    <Last_Name>Van Hoof</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>C.</First_Name>
    <Last_Name>Vergnaud-Grazzini</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>W.J.</First_Name>
    <Last_Name>Zachariasse</Last_Name>
  </Personnel>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globorotalia crassaformis,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globigerina falconensis</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globorotalia inflata,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,unidentified planktic foraminifera</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globoquadrina altispira</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globigerina bulloides,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globorotalia margaritae</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globorotalia menardii,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globorotalia scitula</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globorotalia truncatulinoides,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globigerinella siphonifera,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Orbulina universa,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>climate reconstructions|paleoceanography</Term>
    <Detailed_Variable>sea surface temperature,null,null,degree Celsius,null,climate reconstructions|paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globigerinoides obliqua; Unaccepted name: Globigerinoides obliquus</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Trilobatus sacculifer,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Neogloboquadrina atlantica</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Neogloboquadrina sp. right coiling</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>age,null,null,radiocarbon year before present,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>foraminiferal index,null,null,percent,null,paleoceanography,null,null,N,Globigerina bulloides plus Globigerina falconensis; juveniles percent</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globigerinita glutinata</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Turborotalita quinqueloba</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>delta 18O,planktic foraminifer,null,per mil PDB,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>Globigerinoides ruber,null,null,percent,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Neogloboquadrina sp. left coiling</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Sphaeroidinellopsis sp.</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>identified foraminifer,null,null,percent,null,paleoceanography,null,null,N,Globoturborotalita apertura</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>foraminiferal index,null,null,percent,null,paleoceanography,null,null,N,Globigerina bulloides plus Globigerina falconensis; indeterminable percent</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleoceanography</Term>
    <Detailed_Variable>depth,null,null,centimeter,null,paleoceanography,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleocean</Term>
    <Variable_Level_1>oxygen isotopes</Variable_Level_1>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleocean</Term>
    <Variable_Level_1>reconstruction</Variable_Level_1>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleocean</Term>
    <Variable_Level_1>population abundance</Variable_Level_1>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>paleocean</Term>
    <Variable_Level_1>age control</Variable_Level_1>
  </Parameters>
  <ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
  <Paleo_Temporal_Coverage>
    <Paleo_Start_Date>5330000 14C yr BP</Paleo_Start_Date>
    <Paleo_Stop_Date>1212000 14C yr BP</Paleo_Stop_Date>
  </Paleo_Temporal_Coverage>
  <Paleo_Temporal_Coverage>
    <Paleo_Start_Date>5330000 cal yr BP</Paleo_Start_Date>
    <Paleo_Stop_Date>1212000 cal yr BP</Paleo_Stop_Date>
  </Paleo_Temporal_Coverage>
  <Data_Set_Progress>Complete</Data_Set_Progress>
  <Spatial_Coverage>
    <Southernmost_Latitude>37.5</Southernmost_Latitude>
    <Northernmost_Latitude>37.5</Northernmost_Latitude>
    <Westernmost_Longitude>13.5</Westernmost_Longitude>
    <Easternmost_Longitude>13.5</Easternmost_Longitude>
    <Minimum_Altitude>0</Minimum_Altitude>
    <Maximum_Altitude>0</Maximum_Altitude>
  </Spatial_Coverage>
  <Location>
    <Location_Category>Ocean</Location_Category>
    <Location_Type>Atlantic Ocean</Location_Type>
    <Location_Subregion1>North Atlantic Ocean</Location_Subregion1>
    <Detailed_Location>Sicily/Calabria Sections&gt;LATITUDE 37.5&gt;LONGITUDE 13.5</Detailed_Location>
  </Location>
  <Access_Constraints>None</Access_Constraints>
  <Use_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.</Use_Constraints>
  <Data_Set_Language>English</Data_Set_Language>
  <Data_Center>
    <Data_Center_Name>
      <Short_Name>DOC/NOAA/NESDIS/NCEI</Short_Name>
      <Long_Name>National Centers for Environmental Information, NESDIS, NOAA, U.S. Department of Commerce </Long_Name>
    </Data_Center_Name>
    <Data_Center_URL>https://www.ncdc.noaa.gov/data-access/paleoclimatology-data</Data_Center_URL>
    <Personnel>
      <Role>DATA Center Contact</Role>
      <First_Name>Bruce</First_Name>
      <Last_Name>Bauer</Last_Name>
      <Email>bruce.a.bauer@noaa.gov</Email>
      <Email>paleo@noaa.gov</Email>
      <Phone>303-497-6280</Phone>
      <Fax>303-497-6513</Fax>
      <Contact_Address>
        <Address>325 Broadway, E/NE31</Address>
        <City>Boulder</City>
        <Province_or_State>CO</Province_or_State>
        <Postal_Code>80305-3328</Postal_Code>
        <Country>USA</Country>
      </Contact_Address>
    </Personnel>
  </Data_Center>
  <Distribution>
    <Distribution_Media>online</Distribution_Media>
    <Distribution_Format>ASCII</Distribution_Format>
  </Distribution>
  <Reference>Lourens, L.J., A. Antonarakou, F.J. Hilgen, A.A.M. Van Hoof, C. Vergnaud-Grazzini, and W.J. Zachariasse. 1996. Evaluation of the Plio-Pleistocene astronomical timescale. Paleoceanography 11(4):391-413.</Reference>
  <Summary>
    <Abstract>Records of past climate and ocean circulation derived from marine sediments. Parameter keywords describe what was measured in this data set.  Additional summary information can be found in the abstracts of papers listed in the data set citations.</Abstract>
  </Summary>
  <Related_URL>
    <URL_Content_Type>
      <Type>GET DATA</Type>
    </URL_Content_Type>
    <URL>https://www1.ncdc.noaa.gov/pub/data/paleo/contributions_by_author/lourens1996</URL>
  </Related_URL>
  <Related_URL>
    <URL_Content_Type>
      <Type>GET DATA</Type>
    </URL_Content_Type>
    <URL>https://www1.ncdc.noaa.gov/pub/data/paleo/paleocean/sediment_files/complete/medisect-tab.txt</URL>
  </Related_URL>
  <IDN_Node>
    <Short_Name>USA/NOAA</Short_Name>
  </IDN_Node>
  <Metadata_Name>DIF</Metadata_Name>
  <Metadata_Version>Version 9.8.4</Metadata_Version>
  <DIF_Creation_Date>2019-01-30</DIF_Creation_Date>
  <Last_DIF_Revision_Date>2019-01-30</Last_DIF_Revision_Date>
</DIF>
