Underground coal seams were formed during the Paleolithic era. In those days, forests of large trees and ferns covered the earth’s surface. Plants died, fell to the ground, layered on top of each other. Under the influence of moisture and heat, dense condensates of wood were formed, which turned into coal. People use coal as a source of energy in production, for heating living quarters, for smelting metal ores.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.