The variations of ozone concentrations at the Lovchorr mountain (1095 m asl, Khibiny) during fogs, rain precipitation, and drizzle are analyzed. It is shown that the average ozone depletion is less than 5 ppb as a result of the chemical reactions of ozone and aqueous-phase aerosol.
troposphere ozone; cloud chemistry; water aerosol; arctic mountains; dynamical processes