The Wrocław Observatory platform operated by Department of Climatology and Atmosphere Protection (DCAP) University of Wrocław offers access to high-quality measurement devices on aerosols, bioaerosols, and meteorological variables conducted in urban station. Experts from DCAP have experience in air pollution measurements, both stationary and mobile (involving cars and UAV as the platforms), in atmospheric processes modelling (WRF, WRF-Chem, EMEP, uEMEP, ADMS, LUR), climate and health impact assessment analysis, and in sharing the knowledge among the local authorities and citizens.