Articles | Volume 22, issue 16
https://doi.org/10.5194/acp-22-10443-2022
https://doi.org/10.5194/acp-22-10443-2022
Research article
 | 
16 Aug 2022
Research article |  | 16 Aug 2022

Columnar and surface urban aerosol in the Moscow megacity according to measurements and simulations with the COSMO-ART model

Natalia E. Chubarova, Heike Vogel, Elizaveta E. Androsova, Alexander A. Kirsanov, Olga B. Popovicheva, Bernhard Vogel, and Gdaliy S. Rivin

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Effects of urban aerosol pollution in Moscow were analyzed using the COSMO-ART chemical transport model and intensive measurement campaigns. We show that urban aerosol comprises about 15–20% of columnar aerosol content, consisting mainly of fine aerosol mode. The black carbon (BC) fraction is about 5 %, depending on particle dispersion intensity (IPD). The BC fraction low value explains weak absorbing properties of the Moscow atmosphere. IPD also defines the daily cycle of urban aerosol species.
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