What is the role of groundwater?

Groundwater is located in the upper part of the earth’s crust. These waters can be salty and fresh, cold, warm and hot. Often they are saturated with substances useful for human health and are medicinal (mineral waters).

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.