The topics include air and water pollution, environmental problems caused by mining and the processing of salt, air pollution, pollution created by the processing of raw hydrocarbons, chemistry and environmental protection, chemical (hydrogen) bonds and their use for natural objects, the use of hydrogen as a clean fuel and raw material for the chemicals industry, and protection of the environment from contamination caused by the processing of raw hydrocarbons and the use of refined petroleum products. Students are introduced to the principles of rational use and conservation of natural resources and effective environmental management. They study the interaction between nature and society and acquire understanding of the social, environmental, economic and political aspects of contemporary issues.