Almost all life on our planet cannot exist without water - and first of all, the man himself.The planets fresh resources are a very "fragile" thing, because due to the development of industrialization, many of them disappear, become polluted, and are simply consumed excessively.In view of this, a person tries to preserve, save, restore or find new sources of fresh drinking water.In this application, you can get acquainted with the various types of fresh water sources on the planet.