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  <attribute name="title" value="Nitrogen oxides at High Muffles" />
  <attribute name="summary" value="Nitrogen oxides at High Muffles. These measurements are gathered as a part of the following projects CAMP, EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['nitrogen_dioxide in air (mass_concentration_of_nitrogen_dioxide_expressed_as_nitrogen_in_air)', 'nitrogen_monoxide in air (mass_concentration_of_nitrogen_monoxide_expressed_as_nitrogen_in_air)']" />
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  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/NZ98-8UUS" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Vincent, K., CAMP, EMEP, 2014, Nitrogen oxides at High Muffles, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/NZ98-8UUS" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="GB02L &quot;AEA Technology, National Environmental Techn. Centre&quot; &quot;Culham Abington, OXFORDSHIRE OX14 3DB, United Kingdom&quot;" />
  <attribute name="date_created" value="2014-05-01T00:00:00.000000Z" />
  <attribute name="date_metadata_modified" value="2014-01-01T00:00:00Z" />
  <attribute name="creator_name" value="Keith Vincent" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Geoff Broughton, Keith Vincent" />
  <attribute name="contributor_role" value="data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
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  <attribute name="geospatial_bounds" value="POINT Z (-0.8075 54.334444 267)" />
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  <attribute name="ebas_file_creation" value="2026-05-16T00:05:26.737767Z" />
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  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_period_code" value="10y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_station_code" value="GB0014R" />
  <attribute name="ebas_platform_code" value="GB0014S" />
  <attribute name="ebas_station_name" value="High Muffles" />
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  <attribute name="ebas_station_longitude" type="double" value="-0.8075" />
  <attribute name="ebas_station_altitude" value="267.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="ug N/m3" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="GB02L" />
  <attribute name="ebas_instrument_type" value="chemiluminescence_molybdenum" />
  <attribute name="ebas_instrument_name" value="chemilum_14" />
  <attribute name="ebas_method_ref" value="GB02L_chemilum" />
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  <attribute name="ebas_framework_acronym" value="CAMP, EMEP" />
  <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme" />
  <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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." />
  <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no" />
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  <attribute name="ebas_submitter" value="&quot;Broughton, Geoff, , , , , , , , , &quot;, &quot;Vincent, Keith, , , , , , , , , &quot;" />
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  <attribute name="geospatial_lon_units" value="degrees_east" />
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  <attribute name="history" value="None" />
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  <attribute name="processing_level" value="processing_level_test" />
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  <dimension name="time" length="87672" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="10" />
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  <dimension name="qc_nitrogen_monoxide_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2003-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2012-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M3652DT23H0M0.000S" />
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    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
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    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_nitrogen_dioxide meta_nitrogen_dioxide" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="actris_variable_preferred_term" value="nitrogen dioxide mass concentration" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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