Upper Silesian Industrial Region (USIR) represents large area with enormous concentration of industry and poor air quality. Dominant part of USIR is located in the Polish Silesian Province and small part in Moravian-Silesian Region in the Czech Republic where one of the European air pollution hotspots is the city Ostrava.
Elevated air pollution level has been associated with cardiovascular and respiratory diseases in adults and children and other health consequences. The aim of the study was to found out the local effect and the regional air pollution transport effect on the air quality of the Ostrava Radvanice district, the problematic air pollution hot spot.