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<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_v9.7.1.xsd">
  <Entry_ID>NSIDC-0100</Entry_ID>
  <Entry_Title>Snow and Firn Temperature and Permeability Measurements from Siple Dome, Antarctica</Entry_Title>
  <Data_Set_Citation>
    <Dataset_Creator>M. R. Albert</Dataset_Creator>
    <Dataset_Title>Snow and Firn Temperature and Permeability Measurements from Siple Dome, Antarctica</Dataset_Title>
    <Dataset_Release_Date>2001-12-01</Dataset_Release_Date>
    <Dataset_Release_Place>Boulder, Colorado USA</Dataset_Release_Place>
    <Dataset_Publisher>NSIDC: National Snow and Ice Data Center</Dataset_Publisher>
    <Online_Resource>http://nsidc.org/data/nsidc-0100.html</Online_Resource>
    <Dataset_DOI>http://dx.doi.org/10.7265/N5S46PVZ</Dataset_DOI>
  </Data_Set_Citation>
  <Personnel>
    <Role>Investigator</Role>
    <First_Name>Mary</First_Name>
    <Middle_Name>R.</Middle_Name>
    <Last_Name>Albert</Last_Name>
    <Contact_Address>
      <Address>U.S. Army Cold Regions Research &amp; Engineering Lab</Address>
      <Address>Hanover NH</Address>
      <Address>USA</Address>
    </Contact_Address>
  </Personnel>
  <Personnel>
    <Role>Technical Contact</Role>
    <First_Name>NSIDC</First_Name>
    <Last_Name>User Services</Last_Name>
    <Email>nsidc@nsidc.org</Email>
    <Phone>1 303 492-6199 x</Phone>
    <Fax>1 303  492-2468 x</Fax>
    <Contact_Address>
      <Address>National Snow and Ice Data Center</Address>
      <Address>CIRES, 449 UCB</Address>
      <Address>University of Colorado</Address>
      <City>Boulder</City>
      <Province_or_State>CO</Province_or_State>
      <Postal_Code>80309-0449</Postal_Code>
      <Country>USA</Country>
    </Contact_Address>
  </Personnel>
  <Parameters>
    <Category>EARTH SCIENCE</Category>
    <Topic>Cryosphere</Topic>
    <Term>Snow/Ice</Term>
    <Variable_Level_1>Snow/Ice Temperature</Variable_Level_1>
  </Parameters>
  <Parameters>
    <Category>EARTH SCIENCE</Category>
    <Topic>Terrestrial Hydrosphere</Topic>
    <Term>Snow/Ice</Term>
    <Variable_Level_1>Snow/Ice Temperature</Variable_Level_1>
  </Parameters>
  <Keyword>AGDC</Keyword>
  <Keyword>Antarctica</Keyword>
  <Keyword>Firn Permeability</Keyword>
  <Keyword>Firn Temperature</Keyword>
  <Keyword>Glaciology</Keyword>
  <Keyword>NSIDC</Keyword>
  <Keyword>NSIDC-0100</Keyword>
  <Keyword>Siple Dome</Keyword>
  <Keyword>Snow Permeability</Keyword>
  <Keyword>Snow Properties</Keyword>
  <Keyword>Snow Temperature</Keyword>
  <Sensor_Name>
    <Short_Name>CORING DEVICES</Short_Name>
  </Sensor_Name>
  <Sensor_Name>
    <Short_Name>PERMEAMETERS</Short_Name>
  </Sensor_Name>
  <Sensor_Name>
    <Short_Name>THERMOMETERS</Short_Name>
  </Sensor_Name>
  <Source_Name>
    <Short_Name>GROUND-BASED OBSERVATIONS</Short_Name>
  </Source_Name>
  <Source_Name>
    <Short_Name>GROUND STATIONS</Short_Name>
  </Source_Name>
  <Temporal_Coverage>
    <Start_Date>1998-11-25</Start_Date>
    <Stop_Date>1999-06-29</Stop_Date>
  </Temporal_Coverage>
  <Data_Set_Progress>complete</Data_Set_Progress>
  <Spatial_Coverage>
    <Southernmost_Latitude>-81</Southernmost_Latitude>
    <Northernmost_Latitude>-81</Northernmost_Latitude>
    <Westernmost_Longitude>-148</Westernmost_Longitude>
    <Easternmost_Longitude>-148</Easternmost_Longitude>
  </Spatial_Coverage>
  <Location>
    <Location_Category>CONTINENT</Location_Category>
    <Location_Type>ANTARCTICA</Location_Type>
  </Location>
  <Use_Constraints>Users of permeability measurements should cite: Albert, M.R., E.F. Shultz, F.E. Perron. 2000. Snow and firn permeability at Siple Dome, Antarctica. Annals of Glaciology. 31: 353-356. The snow temperature has not been published as of the time the data were submitted; please contact Mary Albert for updates on citation.</Use_Constraints>
  <Data_Set_Language>English</Data_Set_Language>
  <Data_Center>
    <Data_Center_Name>
      <Short_Name>NSIDC</Short_Name>
      <Long_Name>National Snow and Ice Data Center</Long_Name>
    </Data_Center_Name>
    <Data_Center_URL>http://nsidc.org</Data_Center_URL>
    <Personnel>
      <Role>Data Center Contact</Role>
      <First_Name>NSIDC</First_Name>
      <Last_Name>User Services</Last_Name>
      <Email>nsidc@nsidc.org</Email>
      <Phone>1 303 492-6199 </Phone>
      <Fax>1 303  492-2468 </Fax>
      <Contact_Address>
        <Address>National Snow and Ice Data Center</Address>
        <Address>CIRES, 449 UCB</Address>
        <Address>University of Colorado</Address>
        <City>Boulder</City>
        <Province_or_State>CO</Province_or_State>
        <Postal_Code>80309-0449</Postal_Code>
        <Country>USA</Country>
      </Contact_Address>
    </Personnel>
  </Data_Center>
  <Data_Center>
    <Data_Center_Name>
      <Short_Name>NSIDC_AGDC</Short_Name>
      <Long_Name>NSIDC Antarctic Glaciological Data Center</Long_Name>
    </Data_Center_Name>
    <Data_Center_URL>http://nsidc.org/agdc/</Data_Center_URL>
    <Personnel>
      <Role>Data Center Contact</Role>
      <First_Name>NSIDC AGDC</First_Name>
      <Last_Name>User Services</Last_Name>
      <Email>nsidc@nsidc.org</Email>
      <Phone>1 303 492-6199 </Phone>
      <Fax>1 303  492-2468 </Fax>
      <Contact_Address>
        <Address>National Snow and Ice Data Center</Address>
        <Address>CIRES, 449 UCB</Address>
        <Address>University of Colorado</Address>
        <City>Boulder</City>
        <Province_or_State>CO</Province_or_State>
        <Postal_Code>80309-0449</Postal_Code>
        <Country>USA</Country>
      </Contact_Address>
    </Personnel>
  </Data_Center>
  <Data_Center>
    <Data_Center_Name>
      <Short_Name>NSIDC_USADCC</Short_Name>
      <Long_Name>NSIDC U.S. Antarctic Data Coordination Center</Long_Name>
    </Data_Center_Name>
    <Data_Center_URL>http://nsidc.org/usadcc/</Data_Center_URL>
    <Personnel>
      <Role>Data Center Contact</Role>
      <First_Name>NSIDC USADCC</First_Name>
      <Last_Name>User Services</Last_Name>
      <Email>nsidc@nsidc.org</Email>
      <Phone>1 303 492-6199 </Phone>
      <Fax>1 303  492-2468 </Fax>
      <Contact_Address>
        <Address>National Snow and Ice Data Center</Address>
        <Address>CIRES, 449 UCB</Address>
        <Address>University of Colorado</Address>
        <City>Boulder</City>
        <Province_or_State>CO</Province_or_State>
        <Postal_Code>80309-0449</Postal_Code>
        <Country>USA</Country>
      </Contact_Address>
    </Personnel>
  </Data_Center>
  <Distribution>
    <Distribution_Media>FTP</Distribution_Media>
    <Distribution_Size>2470 KB</Distribution_Size>
    <Distribution_Format>Microsoft Excel</Distribution_Format>
  </Distribution>
  <Distribution>
    <Distribution_Media>FTP</Distribution_Media>
    <Distribution_Size>2000 KB</Distribution_Size>
    <Distribution_Format>ASCII Text</Distribution_Format>
  </Distribution>
  <Multimedia_Sample>
    <File>http://nsidc.org/data/docs/agdc/nsidc0100_albert/images/nsi0100_locator.jpg</File>
    <Caption>Sample Location Map</Caption>
  </Multimedia_Sample>
  <Summary>This data set includes measurements of snow and firn temperature and permeability collected between November 1998 and June 1999 at Siple Dome. The physical characteristics of snow determine the nature of air-snow exchange processes, which in turn affect chemical records in ice cores. Thus a better understanding of the physical properties of snow will improve interpretation of ice core records of atmospheric composition.

Data are available via ftp in both ASCII and Excel formats.</Summary>
  <Metadata_Name>CEOS IDN DIF</Metadata_Name>
  <Metadata_Version>9.7</Metadata_Version>
  <DIF_Creation_Date>2001-12-01</DIF_Creation_Date>
  <Last_DIF_Revision_Date>2013-03-13</Last_DIF_Revision_Date>
  <DIF_Revision_History> Added DOI</DIF_Revision_History>
</DIF>
