An anal. of changes in the NO2 and dust contents in air in 2009-2013 in 4 cities as well as changes in indicators related to the d. of road network, no. of cars and no. of public transport lines per capita was performed in the urbanized areas. Some other air pollution sources were taken into consideration (natural ventilation, transfer of air pollutants, site planning) in the urban development strategy to describe the changes in contents of pollutants.