"The forest is our wealth" - an environmental lesson on this topic was held in the MBOU "Forestry School" by employees of the Northern Territorial Department of the Ministry of Ecology of the Republic of Tatarstan. The main purpose of the lesson is environmental education of students, fostering love and respect for the world around them, as well as attracting the attention of schoolchildren to the conservation of forest resources. The lesson examined the causes, sources and consequences of pollution of nature. The guys actively participated in the discussions, asked questions and offered options for saving natural resources. To consolidate the information received, the students completed game tasks. In addition, a master class of wood painting was organized for students. At the end of the event, the children were presented with memorable gifts, and the teachers received grateful letters.