“…In addition, according to sanitary and hygienic monitoring data, the region has seen a steady decrease in the proportion of atmospheric air samples exceeding the maximum allowable concentration of harmful substances over the past five years. The reason for the decline was the optimization of traffic, improving the quality of fuel, and the use of alternative fuels 3,5,6 . The volume of capture and neutralization of the total amount of pollutants from all sources is, on average over the years, 74.68%.…”