{"ob_id":2690,"uuid":"89733439ebe97d8bd96abe65e8c298b9","title":"GASPOL: Atmospheric perfluoromethylcyclohexane  (PMCH) measurements, Birmingham, UK","abstract":"Tracer and Dispersion of Gaseous Pollutants (GASPOL) was a NERC Urban Regeneration and the Environment (URGENT) Air project (GST/02/1974 - Duration: 2/9/1998 - 31/8/2001) led by Prof Peter Simmonds, University of Bristol.\r\n\r\nThis project aims at characterising the dispersion of gaseous pollutants within and from cities. The methodology followed includes the determination of an effective experimental technology based on tracers release and monitoring (by gas chromatography and mass spectrometry). This dataset contains atmospheric perfluoromethylcyclohexane (PMCH) measurements from several sites around Birmingham, UK.","keywords":"URGENT, GASPOL, Chemistry, Pollutants, Air pollution,  PMCH","publicationState":"published","dataPublishedTime":"2007-03-20T22:52:16","doiPublishedTime":null,"updateFrequency":"notPlanned","status":"completed","result_field":{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/2691/?format=json","dataPath":"/badc/urgent/data/gaspol","oldDataPath":[],"storageLocation":"internal","storageStatus":"online","volume":35259,"numberOfFiles":9,"fileFormat":"Data are NASA Ames formatted\r\n"},"timePeriod":"https://catalogue.ceda.ac.uk/api/v2/times/728/?format=json","geographicExtent":"https://catalogue.ceda.ac.uk/api/v2/bboxes/42/?format=json","nonGeographicFlag":false,"phenomena":["https://catalogue.ceda.ac.uk/api/v2/phenomona/92257/?format=json"],"dataLineage":"Data collected and prepared by the instrument scientist before delivery for archiving with the British Atmospheric Data Centre (BADC) in 2001.","removedDataTime":null,"removedDataReason":"","language":"English","identifier_set":["https://catalogue.ceda.ac.uk/api/v2/identifiers/1877/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1864/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1875/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1869/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1871/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1873/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1867/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1895/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1879/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1887/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1881/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1901/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1899/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1885/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1893/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1883/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1889/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1891/?format=json","https://catalogue.ceda.ac.uk/api/v2/identifiers/1897/?format=json"],"projects":["https://catalogue.ceda.ac.uk/api/v2/projects/14245/?format=json"],"observationcollection_set":["https://catalogue.ceda.ac.uk/api/v2/observationcollections/2664/?format=json"],"responsiblepartyinfo_set":["https://catalogue.ceda.ac.uk/api/v2/rpis/12355/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12356/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12357/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12358/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12360/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12353/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/12354/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/55218/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/54845/?format=json"],"procedureAcquisition":"https://catalogue.ceda.ac.uk/api/v2/acquisitions/2693/?format=json","procedureCompositeProcess":null,"procedureComputation":null,"permissions":[{"ob_id":"https://catalogue.ceda.ac.uk/api/v2/observations/2526/?format=json","useLimitation":null,"accessConstraints":null,"accessCategory":"public","accessRoles":null,"label":"public: None group","licenceURL":"http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/","licenceClassifications":"any"}],"discoveryKeywords":[{"ob_id":1138,"name":"NDGO0003"}]}