330 violations of air protection legislation were stopped in the republic in 2020. This was announced today at the final board of the Ministry of Ecology and Natural Resources of the Republic of Tatarstan by Alexander Shadrikov. In general, about 4 million measurements were made in the republic. Monitoring of atmospheric air quality is also supplemented by a system of calculated monitoring. In the development of the work in 2020, a system of summary calculations for Yelabuga was created, and the existing databases for Kazan and Nizhnekamsk were updated.