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  <attribute name="title" value="Main greenhouse gases at Tacolneston" />
  <attribute name="keywords" value="Tacolneston, methane, GB0057R, mass_fraction_of_carbon_dioxide_in_air, air, mole_fraction_of_methane_in_air, GAW-WDCGG-node, UK_DECC, carbon_dioxide" />
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  <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 frameworks: GAW-WDCGG-node, UK_DECC. Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/M2YQ-DRQR" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="O'Doherty, S., Grant, A., Young, D., Oram, D., Humphrey, S., Manning, A., 2015, Main greenhouse gases at Tacolneston, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/M2YQ-DRQR" />
  <attribute name="summary" value="Main greenhouse gases at Tacolneston. These measurements are gathered as a part of the following projects GAW-WDCGG-node, UK_DECC and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: carbon_dioxide in air (mass_fraction_of_carbon_dioxide_in_air), carbon_dioxide in air (mass_fraction_of_carbon_dioxide_in_air), methane in air (mole_fraction_of_methane_in_air), methane in air (mole_fraction_of_methane_in_air)" />
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  <attribute name="creator_name" value="Simon O'Doherty, Aoife Grant, Dickon Young, David Oram, Stephen Humphrey, Alistair Manning" />
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  <attribute name="contributor_name" value="Aoife Grant" />
  <attribute name="contributor_role" value="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="ebas_submitter" value="Grant, Aoife, , , , , , , , , " />
    <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: GAW-WDCGG-node, UK_DECC. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="No SOP currently available, nafion dryer, target run every 20 hours for 20 mins, calibration suite run every 28 days." />
  </variable>
  <variable name="carbon_dioxide_ExpUnc3s_qc" shape="carbon_dioxide_ExpUnc3s_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="carbon_dioxide_ExpUnc3s_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_methane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="methane_amean_qc methane_amean_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="20150810061643" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="1" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1s" />
    <attribute name="ebas_station_code" value="GB0057R" />
    <attribute name="ebas_platform_code" value="GB0057S" />
    <attribute name="ebas_station_name" value="Tacolneston" />
    <attribute name="ebas_station_latitude" value="52.5177" />
    <attribute name="ebas_station_longitude" value="-1.1386" />
    <attribute name="ebas_station_altitude" value="56.0 m" />
    <attribute name="ebas_measurement_height" value="185.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methane" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="GB05L" />
    <attribute name="ebas_instrument_type" value="online_crds" />
    <attribute name="ebas_instrument_name" value="Piacrro_CRDS_G2301_TAC" />
    <attribute name="ebas_instrument_manufacturer" value="Picarro" />
    <attribute name="ebas_instrument_model" value="G2301" />
    <attribute name="ebas_instrument_serial_number" value="2167" />
    <attribute name="ebas_method_ref" value="GB05L_ACRG_DECC_PICARRO_185" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 185 m, stainless steel, flow ~20 l/min" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_organization" value="GB05L, &quot;ACRG, University of Bristol, School of Chemistry, Cantocks Close, BS8 1TS, Bristol, United Kingdom&quot;, UNIVBRIS, , &quot;Cantocks Close,, BS8 1TS, Bristol, United Kingdom&quot;, , , , " />
    <attribute name="ebas_framework_acronym" value="GAW-WDCGG-node, UK_DECC" />
    <attribute name="ebas_framework_name" value="GAW-WDCGG-node, " />
    <attribute name="ebas_framework_description" value=", " />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa, Ann Mari Fjæraa" />
    <attribute name="ebas_framework_contact_email" value=", " />
    <attribute name="ebas_originator" value="Manning, Alistair, am12721@bristol.ac.uk, University of Bristol, Atmospheric Chem, , Cantocks Close, , BS8 1TS, Bristol, United Kingdom" />
    <attribute name="ebas_submitter" value="Grant, Aoife, , , , , , , , , " />
    <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: GAW-WDCGG-node, UK_DECC. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="No SOP currently available, nafion dryer, target run every 20 hours for 20 mins, calibration suite run every 28 days." />
  </variable>
  <variable name="methane_amean_qc" shape="methane_amean_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="methane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methane_ExpUnc3s" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_methane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="methane_ExpUnc3s_qc methane_ExpUnc3s_ebasmetadata" />
    <attribute name="cell_methods" value="time: expanded uncertainty 3sigma" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20150810061643" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="expanded uncertainty 3sigma" />
    <attribute name="ebas_data_level" value="1" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="1s" />
    <attribute name="ebas_station_code" value="GB0057R" />
    <attribute name="ebas_platform_code" value="GB0057S" />
    <attribute name="ebas_station_name" value="Tacolneston" />
    <attribute name="ebas_station_latitude" value="52.5177" />
    <attribute name="ebas_station_longitude" value="-1.1386" />
    <attribute name="ebas_station_altitude" value="56.0 m" />
    <attribute name="ebas_measurement_height" value="185.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methane" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="GB05L" />
    <attribute name="ebas_instrument_type" value="online_crds" />
    <attribute name="ebas_instrument_name" value="Piacrro_CRDS_G2301_TAC" />
    <attribute name="ebas_instrument_manufacturer" value="Picarro" />
    <attribute name="ebas_instrument_model" value="G2301" />
    <attribute name="ebas_instrument_serial_number" value="2167" />
    <attribute name="ebas_method_ref" value="GB05L_ACRG_DECC_PICARRO_185" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 185 m, stainless steel, flow ~20 l/min" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_organization" value="GB05L, &quot;ACRG, University of Bristol, School of Chemistry, Cantocks Close, BS8 1TS, Bristol, United Kingdom&quot;, UNIVBRIS, , &quot;Cantocks Close,, BS8 1TS, Bristol, United Kingdom&quot;, , , , " />
    <attribute name="ebas_framework_acronym" value="GAW-WDCGG-node, UK_DECC" />
    <attribute name="ebas_framework_name" value="GAW-WDCGG-node, " />
    <attribute name="ebas_framework_description" value=", " />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa, Ann Mari Fjæraa" />
    <attribute name="ebas_framework_contact_email" value=", " />
    <attribute name="ebas_originator" value="Manning, Alistair, am12721@bristol.ac.uk, University of Bristol, Atmospheric Chem, , Cantocks Close, , BS8 1TS, Bristol, United Kingdom" />
    <attribute name="ebas_submitter" value="Grant, Aoife, , , , , , , , , " />
    <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: GAW-WDCGG-node, UK_DECC. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="No SOP currently available, nafion dryer, target run every 20 hours for 20 mins, calibration suite run every 28 days." />
  </variable>
  <variable name="methane_ExpUnc3s_qc" shape="methane_ExpUnc3s_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="methane_ExpUnc3s_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>
