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Description: Roadside Nitrogen Dioxide annual mean compliance concentrations from AURN measurements, UUNN measurements and modelled by Defra’s Pollution Climate Mapping Model. This data file, originally published on 29th September 2022, has been republished on 8th February 2024. The re-publication corrected a processing error which caused an underestimate in the NOx emissions from taxis in central London.
Service Item Id: 4aae584266264099a46c9bdaf21dc714
Copyright Text: Created by Ricardo on behalf of DEFRA
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