Oil, natural gas, and coal (e.g., in the West Siberian and Kuznetsk basins).
For a digital version of these topics, you can browse the Uchebnik Vsluh online table of contents or find educational materials on YaKlass .
Flat plains are ideal for large-scale farming and machinery, while mountainous areas are restricted to terrace farming or livestock grazing.
Recultivation (restoration) of lands after mining operations are finished. Implementing "closed-cycle" production to minimize waste.
Occurs due to extensive underground mining or oil/gas extraction.