The air shell of our planet – the atmosphere – protects living organisms on the earth’s surface from the harmful effects of ultraviolet radiation from the sun and other hard cosmic radiation. Protects the Earth from meteorites and cosmic dust. The atmosphere also serves as “clothing” that prevents the loss of heat radiated by the Earth into space. Atmospheric air is a source of respiration for humans, animals and vegetation.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.