More than half of human bodyweight consists of water and it might be the same to the other living creatures on earth and therefore water is so important to life. Water or H2O volume on earth is the same from the beginning of earth creation till the end in a cycle of condensation in the form of rain, ground or surface water, evaporation and agglomeration into cloud.

Human being consumed or used fresh water to fulfill their daily needs coming out either from rain, ground or surface water and the economic values of it are varied depending on climate condition to specific area. Any business related to water conservation and supply will be flourished if managed professionally according to specific market condition.