The EPA world map (https://waqi.info/ru/#/c/51.112/71.552/11.2z) real-time reflects the actual concentrations of air pollutants in Kazakhstan, which change depending on the data update on the measuring sensors ( from a few minutes to an hour). On June 4, 2021, the following readings are shown in the table below. In the top 10 countries with the worst air pollution index, Kazakhstan ranks 66th.