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  <attribute name="title" value="Particle_number_size_distribution and aerosol light scattering at Birkenes II" />
  <attribute name="keywords" value="ACTRIS_NRT, GAW-WDCA_NRT, NO0002R, aerosol_light_scattering_coefficient, aerosol_light_backscattering_coefficient, particle_number_size_distribution, pm10, NILU_NRT, Birkenes II, EMEP_NRT" />
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  <attribute name="citation" value="Fiebig, M., Lunder, C., ACTRIS_NRT, EMEP_NRT, GAW-WDCA_NRT, NILU_NRT, 2026, Particle_number_size_distribution and aerosol light scattering at Birkenes II, data hosted by EBAS at NILU" />
  <attribute name="summary" value="Particle_number_size_distribution and aerosol light scattering at Birkenes II. These measurements are gathered as a part of the following projects ACTRIS_NRT, EMEP_NRT, GAW-WDCA_NRT, NILU_NRT and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: aerosol_light_backscattering_coefficient in pm10, aerosol_light_backscattering_coefficient in pm10, aerosol_light_backscattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10, aerosol_light_scattering_coefficient in pm10, particle_number_size_distribution in pm10, particle_number_size_distribution in pm10, particle_number_size_distribution in pm10" />
  <attribute name="source" value="surface observation" />
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  <attribute name="contributor_name" value="Chris Lunder, Markus Fiebig" />
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  <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
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    <attribute name="ebas_framework_name" value="Near Realtime Data for European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, Near Realtime Data for European Monitoring and Evaluation Programme, Near Realtime Data for World Data Centre for Aerosols, Near Realtime Data from Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS_NRT, EMEP_NRT, GAW-WDCA_NRT, NILU_NRT." />
  </variable>
  <variable name="relative_humidity_instrument_qc" shape="Location relative_humidity_instrument_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="relative_humidity_instrument_ebasmetadata" shape="Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="temperature_instrument" shape="Location time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="K" />
    <attribute name="ancillary_variables" value="temperature_instrument_qc temperature_instrument_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20260425171506" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET), 201(NILUDB)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="temperature" />
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    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR_NRT" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR13__lev0-proc-v0-2-0" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS_NRT, EMEP_NRT, GAW-WDCA_NRT, NILU_NRT." />
  </variable>
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    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="temperature_instrument_ebasmetadata" shape="Location metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="pressure_pm10" shape="Location time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="air_pressure" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="hPa" />
    <attribute name="ancillary_variables" value="pressure_pm10_qc pressure_pm10_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20260425172105" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="3b" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
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    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET), 201(NILUDB)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
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    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="pressure" />
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    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
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    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR_NRT" />
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    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
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    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS_NRT, EMEP_NRT, GAW-WDCA_NRT, NILU_NRT." />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="relative_humidity_pm10" shape="Location time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="relative_humidity" />
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    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="temperature_pm10" shape="Location time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="air_temperature" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="aerosol_light_backscattering_coefficient" />
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    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR_NRT" />
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