<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-icecore-2461</Entry_ID>
  <Entry_Title>Siple Dome - Major Ion Data and Description</Entry_Title>
  <Data_Set_Citation>
    <Dataset_Creator>Kreutz, K.J.; Mayewski, P.A.</Dataset_Creator>
    <Dataset_Title>Siple Dome - Major Ion Data and Description</Dataset_Title>
    <Dataset_Release_Date>1999-01-01</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/2461</Online_Resource>
  </Data_Set_Citation>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>K.J.</First_Name>
    <Last_Name>Kreutz</Last_Name>
  </Personnel>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>P.A.</First_Name>
    <Last_Name>Mayewski</Last_Name>
  </Personnel>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>ice age,null,null,year Common Era,null,ice cores,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>calcium,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>chloride,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>methanesulfonic acid,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>ice age,null,null,calendar year before present,null,ice cores,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>sodium,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>potassium,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>magnesium,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>depth,null,null,meter,null,ice cores,null,null,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>ammonium,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>nitrate,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice cores</Term>
    <Detailed_Variable>sulfate,bulk ice,null,parts per billion,null,ice cores,null,ion chromatography,N,null</Detailed_Variable>
  </Parameters>
  <Parameters>
    <Category>earth science</Category>
    <Topic>paleoclimate</Topic>
    <Term>ice core</Term>
    <Variable_Level_1>chemistry</Variable_Level_1>
  </Parameters>
  <ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
  <Paleo_Temporal_Coverage>
    <Paleo_Start_Date>849 AD</Paleo_Start_Date>
    <Paleo_Stop_Date>1995 AD</Paleo_Stop_Date>
  </Paleo_Temporal_Coverage>
  <Paleo_Temporal_Coverage>
    <Paleo_Start_Date>1101 cal yr BP</Paleo_Start_Date>
    <Paleo_Stop_Date>-45 cal yr BP</Paleo_Stop_Date>
  </Paleo_Temporal_Coverage>
  <Data_Set_Progress>Complete</Data_Set_Progress>
  <Spatial_Coverage>
    <Southernmost_Latitude>-81.65</Southernmost_Latitude>
    <Northernmost_Latitude>-81.65</Northernmost_Latitude>
    <Westernmost_Longitude>-148.82</Westernmost_Longitude>
    <Easternmost_Longitude>-148.82</Easternmost_Longitude>
    <Minimum_Altitude>621</Minimum_Altitude>
    <Maximum_Altitude>621</Maximum_Altitude>
  </Spatial_Coverage>
  <Location>
    <Location_Category>Continent</Location_Category>
    <Location_Type>Antarctica</Location_Type>
    <Detailed_Location>Siple Dome&gt;LATITUDE -81.65&gt;LONGITUDE -148.82</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>Kreutz, K.J., and P.A. Mayewski. 1999. Spatial variability of Antarctic surface snow glaciochemistry: Implications for paleoatmospheric circulation reconstructions. Antarctic Science, 11(1):105-118.</Reference>
  <Summary>
    <Abstract/>
  </Summary>
  <Related_URL>
    <URL_Content_Type>
      <Type>GET DATA</Type>
    </URL_Content_Type>
    <URL>https://www1.ncdc.noaa.gov/pub/data/paleo/icecore/antarctica/siple/siple_ions.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>2019-03-15</DIF_Creation_Date>
  <Last_DIF_Revision_Date>2019-03-15</Last_DIF_Revision_Date>
</DIF>
