In order to develop the existing Territorial monitoring system for atmospheric air, Tatarstan ecologists continue to study the best practices of Russian and foreign countries. Today the Ministry of Ecology and Natural Resources of the Republic of Tatarstan held a meeting with representatives of the TION Group of Companies. During the meeting, Aleksandr Shadrikov emphasized that one of the largest monitoring networks operated, and summary calculations of air pollution were applied in the Republic of Tatarstan.