Why man cannot exist without nature?

Man is closely connected with nature by his origin, physical and spiritual needs. As a living organism, it receives from the inanimate and living nature the substances necessary for its existence, and cannot do without it.
Man is a part of nature and cannot exist without it. From nature, it receives the heat, air and water that are necessary for life. In nature, man obtains food, materials for clothing, construction. Nature pleases him with its beauty and strengthens health.

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.