If your version of the textbook starts on page 91, the core concepts cover Climate-Forming Factors :
The accessibility of mineral deposits depends heavily on the local relief and geological structure. If your version of the textbook starts on
Oil, natural gas, and coal (e.g., in the West Siberian and Kuznetsk basins). and coal (e.g.
География 8 класс, Домогацких - Учебник вслух Домогацких - Учебник вслух