Unusual platform for ecological knowledge! Pupils of the Arskiy Children’s Rehabilitation Center “Source of Hope” visited the specialized inspection of analytical control of the Northern Territorial Administration of the Ministry of Ecology and Natural Resources of the Republic of Tatarstan. The meeting was held in the form of an open dialogue, in which the children were able to show their knowledge in the field of the environment. Inspection officers told schoolchildren about the selection and analysis of natural and wastewater samples, soil, atmospheric air and industrial emissions, familiarized them with physical and chemical methods of analysis.