<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="POPs (persistent organic pollutants) at Trollhaugen" />
  <attribute name="keywords" value="mass_concentration_of_polychlorinated_biphenyl_18_in_aerosol, PCB_194, mass_concentration_of_polychlorinated_biphenyl_66_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_194_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_153_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_101_in_aerosol, PCB_138, PCB_28, Trollhaugen, mass_concentration_of_polychlorinated_biphenyl_123_in_aerosol, sum_PCB, mass_concentration_of_polychlorinated_biphenyl_170_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_206_in_aerosol, air+aerosol, mass_concentration_of_sum_heptachlor_polychlorinated_biphenyl_in_aerosol, PCB_122, PCB_189, mass_concentration_of_hexachlorobenzene_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_187_in_aerosol, PCB_187, PCB_128, mass_concentration_of_polychlorinated_biphenyl_156_in_aerosol, PCB_209, mass_concentration_of_polychlorinated_biphenyl_37_in_aerosol, PCB_33, PCB_99, NILU, PCB_105, mass_concentration_of_polychlorinated_biphenyl_141_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_74_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_47_in_aerosol, PCB_153, mass_concentration_of_polychlorinated_biphenyl_33_in_aerosol, PCB_31, PCB_37, sum_hexachlor_PCB, mass_concentration_of_polychlorinated_biphenyl_167_in_aerosol, PCB_170, mass_concentration_of_sum_trichlor_polychlorinated_biphenyl_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_99_in_aerosol, PCB_101, PCB_141, PCB_123, NO0059G, mass_concentration_of_sum_polychlorinated_biphenyl_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_183_in_aerosol, PCB_74, mass_concentration_of_polychlorinated_biphenyl_209_in_aerosol, PCB_66, PCB_167, sum_tetrachlor_PCB, sum_pentachlor_PCB, mass_concentration_of_polychlorinated_biphenyl_114_in_aerosol, HCB, PCB_114, mass_concentration_of_polychlorinated_biphenyl_118_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_28_in_aerosol, PCB_206, sum_heptachlor_PCB, mass_concentration_of_polychlorinated_biphenyl_128_in_aerosol, PCB_156, mass_concentration_of_sum_tetrachlor_polychlorinated_biphenyl_in_aerosol, PCB_18, mass_concentration_of_polychlorinated_biphenyl_122_in_aerosol, PCB_47, mass_concentration_of_polychlorinated_biphenyl_52_in_aerosol, sum_trichlor_PCB, mass_concentration_of_polychlorinated_biphenyl_180_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_31_in_aerosol, PCB_180, mass_concentration_of_polychlorinated_biphenyl_105_in_aerosol, mass_concentration_of_sum_hexachlor_polychlorinated_biphenyl_in_aerosol, mass_concentration_of_sum_pentachlor_polychlorinated_biphenyl_in_aerosol, mass_concentration_of_polychlorinated_biphenyl_189_in_aerosol, PCB_183, mass_concentration_of_polychlorinated_biphenyl_149_in_aerosol, PCB_118, mass_concentration_of_polychlorinated_biphenyl_157_in_aerosol, PCB_52, mass_concentration_of_polychlorinated_biphenyl_138_in_aerosol, PCB_157, PCB_149" />
  <attribute name="id" value="F647-U9SM.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="NILU" />
  <attribute name="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 framework: NILU." />
  <attribute name="doi" value="https://doi.org/10.48597/F647-U9SM" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Nizzetto, P., Nizzetto, P., Nizzetto, P., Nizzetto, P., 2022, POPs (persistent organic pollutants) at Trollhaugen, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/F647-U9SM" />
  <attribute name="summary" value="POPs (persistent organic pollutants) at Trollhaugen. These measurements are gathered as a part of the following projects NILU and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: HCB in air+aerosol (mass_concentration_of_hexachlorobenzene_in_aerosol), PCB_101 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_101_in_aerosol), PCB_105 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_105_in_aerosol), PCB_114 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_114_in_aerosol), PCB_118 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_118_in_aerosol), PCB_122 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_122_in_aerosol), PCB_123 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_123_in_aerosol), PCB_128 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_128_in_aerosol), PCB_138 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_138_in_aerosol), PCB_141 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_141_in_aerosol), PCB_149 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_149_in_aerosol), PCB_153 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_153_in_aerosol), PCB_156 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_156_in_aerosol), PCB_157 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_157_in_aerosol), PCB_167 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_167_in_aerosol), PCB_170 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_170_in_aerosol), PCB_18 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_18_in_aerosol), PCB_180 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_180_in_aerosol), PCB_183 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_183_in_aerosol), PCB_187 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_187_in_aerosol), PCB_189 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_189_in_aerosol), PCB_194 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_194_in_aerosol), PCB_206 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_206_in_aerosol), PCB_209 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_209_in_aerosol), PCB_28 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_28_in_aerosol), PCB_31 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_31_in_aerosol), PCB_33 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_33_in_aerosol), PCB_37 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_37_in_aerosol), PCB_47 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_47_in_aerosol), PCB_52 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_52_in_aerosol), PCB_66 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_66_in_aerosol), PCB_74 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_74_in_aerosol), PCB_99 in air+aerosol (mass_concentration_of_polychlorinated_biphenyl_99_in_aerosol), sum_PCB in air+aerosol (mass_concentration_of_sum_polychlorinated_biphenyl_in_aerosol), sum_heptachlor_PCB in air+aerosol (mass_concentration_of_sum_heptachlor_polychlorinated_biphenyl_in_aerosol), sum_hexachlor_PCB in air+aerosol (mass_concentration_of_sum_hexachlor_polychlorinated_biphenyl_in_aerosol), sum_pentachlor_PCB in air+aerosol (mass_concentration_of_sum_pentachlor_polychlorinated_biphenyl_in_aerosol), sum_tetrachlor_PCB in air+aerosol (mass_concentration_of_sum_tetrachlor_polychlorinated_biphenyl_in_aerosol), sum_trichlor_PCB in air+aerosol (mass_concentration_of_sum_trichlor_polychlorinated_biphenyl_in_aerosol)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="NO01L, Norwegian Institute for Air Research, NILU, Instituttveien 18, 2007, Kjeller, Norway" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2022-03-16T14:15:38 UTC" />
  <attribute name="date_metadata_modified" value="2022-03-16T14:15:38 UTC" />
  <attribute name="creator_name" value="Pernilla Bohlin Nizzetto, Pernilla Bohlin Nizzetto, Pernilla Bohlin Nizzetto, Pernilla Bohlin Nizzetto" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="pbn@nilu.no, pbn@nilu.no, pbn@nilu.no, pbn@nilu.no" />
  <attribute name="creator_institution" value="&quot;Norwegian Institute for Air Research, Environmental Chemistry Department, NILU&quot;, &quot;Norwegian Institute for Air Research, Environmental Chemistry Department, NILU&quot;, &quot;Norwegian Institute for Air Research, Environmental Chemistry Department, NILU&quot;, &quot;Norwegian Institute for Air Research, Environmental Chemistry Department, NILU&quot;" />
  <attribute name="contributor_name" value="Rita Våler, Rita Våler, Rita Våler, Rita Våler" />
  <attribute name="contributor_role" value="data submitter, data submitter, data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (-72.0117 2.5351 1553.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="-72.0117" />
  <attribute name="geospatial_lat_max" type="double" value="-72.0117" />
  <attribute name="geospatial_lon_min" type="double" value="2.5351" />
  <attribute name="geospatial_lon_max" type="double" value="2.5351" />
  <attribute name="geospatial_vertical_min" type="double" value="1553.0" />
  <attribute name="geospatial_vertical_max" type="double" value="1553.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2014-02-14T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2020-01-06T08:58:00 UTC" />
  <attribute name="time_coverage_duration" value="P0005-10-23T08:58:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-07T00:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Nizzetto, P., Nizzetto, P., Nizzetto, P., Nizzetto, P., 2022, POPs (persistent organic pollutants) at Trollhaugen, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/F647-U9SM" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="F647-U9SM.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/F647-U9SM" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/F647-U9SM" />
  <attribute name="ebas_file_creation" value="2024-02-07T01:55:43.227497 UTC" />
  <attribute name="ebas_export_state" value="2022-02-25T10:04:58.833000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20140214000000" />
  <attribute name="ebas_revision_date" value="20220316141538" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="6y" />
  <attribute name="ebas_resolution_code" value="1w" />
  <attribute name="ebas_station_code" value="NO0059G" />
  <attribute name="ebas_platform_code" value="NO0059S" />
  <attribute name="ebas_station_name" value="Trollhaugen" />
  <attribute name="ebas_station_land_use" value="Snowfield" />
  <attribute name="ebas_station_setting" value="Polar" />
  <attribute name="ebas_station_latitude" value="-72.0117" />
  <attribute name="ebas_station_longitude" value="2.5351" />
  <attribute name="ebas_station_altitude" value="1553.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="pg/m3" />
  <attribute name="ebas_matrix" value="air+aerosol" />
  <attribute name="ebas_laboratory_code" value="NO01L" />
  <attribute name="ebas_instrument_type" value="high_vol_sampler" />
  <attribute name="ebas_instrument_name" value="fppuf_59b" />
  <attribute name="ebas_method_ref" value="NO01L_NILU_O_2" />
  <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_framework_acronym" value="NILU" />
  <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
  <attribute name="ebas_framework_description" value="Atmospheric measuremnts produced at NILU." />
  <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
  <attribute name="ebas_originator" value="Nizzetto, Pernilla Bohlin, pbn@nilu.no, Norwegian Institute for Air Research, NILU, Environmental Chemistry Department, Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_submitter" value="Våler, Rita, rlv@nilu.no, Norwegian Institute for Air Research, NILU, Monitoring and Instrumentation Technology Department, Instituttveien 18, , 2007, Kjeller, Norway" />
  <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 framework: NILU." />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Nizzetto, P., Nizzetto, P., Nizzetto, P., Nizzetto, P., 2022, POPs (persistent organic pollutants) at Trollhaugen, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/F647-U9SM&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;F647-U9SM.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/F647-U9SM&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/F647-U9SM&quot;,&#xA;    &quot;File creation&quot;: &quot;2024-02-07T01:55:43.227497 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2022-02-25T10:04:58.833000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20140214000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20220316141538&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;6y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1w&quot;,&#xA;    &quot;Station code&quot;: &quot;NO0059G&quot;,&#xA;    &quot;Platform code&quot;: &quot;NO0059S&quot;,&#xA;    &quot;Station name&quot;: &quot;Trollhaugen&quot;,&#xA;    &quot;Station land use&quot;: &quot;Snowfield&quot;,&#xA;    &quot;Station setting&quot;: &quot;Polar&quot;,&#xA;    &quot;Station latitude&quot;: &quot;-72.0117&quot;,&#xA;    &quot;Station longitude&quot;: &quot;2.5351&quot;,&#xA;    &quot;Station altitude&quot;: &quot;1553.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Unit&quot;: &quot;pg/m3&quot;,&#xA;    &quot;Matrix&quot;: &quot;air+aerosol&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;NO01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;high_vol_sampler&quot;,&#xA;    &quot;Instrument name&quot;: &quot;fppuf_59b&quot;,&#xA;    &quot;Method ref&quot;: &quot;NO01L_NILU_O_2&quot;,&#xA;    &quot;Organization&quot;: &quot;NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;NILU&quot;,&#xA;    &quot;Framework name&quot;: &quot;Norwegian Institute for Air Research&quot;,&#xA;    &quot;Framework description&quot;: &quot;Atmospheric measuremnts produced at NILU.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Nizzetto, Pernilla Bohlin, pbn@nilu.no, Norwegian Institute for Air Research, NILU, Environmental Chemistry Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;,&#xA;    &quot;Submitter&quot;: &quot;Våler, Rita, rlv@nilu.no, Norwegian Institute for Air Research, NILU, Monitoring and Instrumentation Technology Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;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 framework: NILU.&quot;&#xA;}" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="128" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="4" />
  <dimension name="HCB_qc_flags" length="2" />
  <dimension name="PCB_101_qc_flags" length="4" />
  <dimension name="PCB_105_qc_flags" length="3" />
  <dimension name="PCB_114_qc_flags" length="4" />
  <dimension name="PCB_118_qc_flags" length="3" />
  <dimension name="PCB_122_qc_flags" length="4" />
  <dimension name="PCB_123_qc_flags" length="3" />
  <dimension name="PCB_128_qc_flags" length="3" />
  <dimension name="PCB_138_qc_flags" length="4" />
  <dimension name="PCB_141_qc_flags" length="4" />
  <dimension name="PCB_149_qc_flags" length="4" />
  <dimension name="PCB_153_qc_flags" length="4" />
  <dimension name="PCB_156_qc_flags" length="3" />
  <dimension name="PCB_157_qc_flags" length="3" />
  <dimension name="PCB_167_qc_flags" length="3" />
  <dimension name="PCB_170_qc_flags" length="3" />
  <dimension name="PCB_18_qc_flags" length="2" />
  <dimension name="PCB_180_qc_flags" length="3" />
  <dimension name="PCB_183_qc_flags" length="3" />
  <dimension name="PCB_187_qc_flags" length="3" />
  <dimension name="PCB_189_qc_flags" length="3" />
  <dimension name="PCB_194_qc_flags" length="3" />
  <dimension name="PCB_206_qc_flags" length="4" />
  <dimension name="PCB_209_qc_flags" length="4" />
  <dimension name="PCB_28_qc_flags" length="2" />
  <dimension name="PCB_31_qc_flags" length="2" />
  <dimension name="PCB_33_qc_flags" length="3" />
  <dimension name="PCB_37_qc_flags" length="3" />
  <dimension name="PCB_47_qc_flags" length="3" />
  <dimension name="PCB_52_qc_flags" length="3" />
  <dimension name="PCB_66_qc_flags" length="3" />
  <dimension name="PCB_74_qc_flags" length="3" />
  <dimension name="PCB_99_qc_flags" length="4" />
  <dimension name="sum_PCB_qc_flags" length="2" />
  <dimension name="sum_heptachlor_PCB_qc_flags" length="3" />
  <dimension name="sum_hexachlor_PCB_qc_flags" length="3" />
  <dimension name="sum_pentachlor_PCB_qc_flags" length="3" />
  <dimension name="sum_tetrachlor_PCB_qc_flags" length="3" />
  <dimension name="sum_trichlor_PCB_qc_flags" length="3" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2014-02-16T00:00:00Z" />
    <attribute name="time_coverage_end" value="2020-01-03T00:44:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="1460657.0" />
    <attribute name="time_coverage_duration" value="P0Y0M2147DT0H44M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-04-12" />
    <attribute name="nciso_version" value="2.4.7" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <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>
  <variable name="HCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_hexachlorobenzene_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
    <attribute name="ancillary_variables" value="HCB_qc HCB_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="20220316141538" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
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    <attribute name="ebas_station_latitude" value="-72.0117" />
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  <variable name="PCB_74_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="PCB_99" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_polychlorinated_biphenyl_99_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
    <attribute name="ancillary_variables" value="PCB_99_qc PCB_99_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="20220316141019" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_latitude" value="-72.0117" />
    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="PCB_99" />
    <attribute name="ebas_unit" value="pg/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="fppuf_59b" />
    <attribute name="ebas_method_ref" value="NO01L_NILU_O_2" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="NILU" />
    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
    <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 framework: NILU." />
  </variable>
  <variable name="PCB_99_qc" shape="PCB_99_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="PCB_99_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="sum_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_polychlorinated_biphenyl_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
    <attribute name="ancillary_variables" value="sum_PCB_qc sum_PCB_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="20220316141053" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_latitude" value="-72.0117" />
    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_PCB" />
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    <attribute name="ebas_matrix" value="air+aerosol" />
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    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="fppuf_59b" />
    <attribute name="ebas_method_ref" value="NO01L_NILU_O_2" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="NILU" />
    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
    <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 framework: NILU." />
  </variable>
  <variable name="sum_PCB_qc" shape="sum_PCB_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="sum_PCB_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="sum_heptachlor_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_heptachlor_polychlorinated_biphenyl_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
    <attribute name="ancillary_variables" value="sum_heptachlor_PCB_qc sum_heptachlor_PCB_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="20220316141116" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_latitude" value="-72.0117" />
    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_heptachlor_PCB" />
    <attribute name="ebas_unit" value="pg/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="fppuf_59b" />
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    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="NILU" />
    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no" />
    <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 framework: NILU." />
  </variable>
  <variable name="sum_heptachlor_PCB_qc" shape="sum_heptachlor_PCB_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" />
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  <variable name="sum_heptachlor_PCB_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="sum_hexachlor_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_hexachlor_polychlorinated_biphenyl_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
    <attribute name="ancillary_variables" value="sum_hexachlor_PCB_qc sum_hexachlor_PCB_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="20220316141207" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
    <attribute name="ebas_station_latitude" value="-72.0117" />
    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_hexachlor_PCB" />
    <attribute name="ebas_unit" value="pg/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
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    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="fppuf_59b" />
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    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="Atmospheric measuremnts produced at NILU." />
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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 framework: NILU." />
  </variable>
  <variable name="sum_hexachlor_PCB_qc" shape="sum_hexachlor_PCB_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="sum_hexachlor_PCB_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="sum_pentachlor_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_pentachlor_polychlorinated_biphenyl_in_aerosol" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pg/m3" />
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    <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="20220316141243" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
    <attribute name="ebas_station_setting" value="Polar" />
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    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_pentachlor_PCB" />
    <attribute name="ebas_unit" value="pg/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
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    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
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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 framework: NILU." />
  </variable>
  <variable name="sum_pentachlor_PCB_qc" shape="sum_pentachlor_PCB_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
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  <variable name="sum_pentachlor_PCB_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="sum_tetrachlor_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_tetrachlor_polychlorinated_biphenyl_in_aerosol" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220316141320" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
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    <attribute name="ebas_station_longitude" value="2.5351" />
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    <attribute name="ebas_framework_name" value="Norwegian Institute for Air Research" />
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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 framework: NILU." />
  </variable>
  <variable name="sum_tetrachlor_PCB_qc" shape="sum_tetrachlor_PCB_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="sum_trichlor_PCB" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_trichlor_polychlorinated_biphenyl_in_aerosol" />
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    <attribute name="ebas_revision_date" value="20220316141353" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0059G" />
    <attribute name="ebas_platform_code" value="NO0059S" />
    <attribute name="ebas_station_name" value="Trollhaugen" />
    <attribute name="ebas_station_land_use" value="Snowfield" />
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    <attribute name="ebas_station_longitude" value="2.5351" />
    <attribute name="ebas_station_altitude" value="1553.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_trichlor_PCB" />
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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 framework: NILU." />
  </variable>
  <variable name="sum_trichlor_PCB_qc" shape="sum_trichlor_PCB_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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  </variable>
  <variable name="sum_trichlor_PCB_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
