Introduction
Pollution of the environment is one of the oldest problems in the history of civilization. Man has long been considered the environment primarily as a source of resources, seeking to achieve independence from it, to improve the conditions of its existence. While population and the scale of production was small, and very extensive natural spaces, to achieve the goals we were willing to sacrifice some of the untouched nature, exactly as some degree of purity and water. This process in our relatively closed, not unlimited world cannot continue indefinitely. For example, it is estimated that each year for every person ...