Water covers 70% of the earth's surface. However 97% of the water is in the ocean and 2.5% is frozen, locked in the north pole, south pole and glaciers so it can not be consumed by humans.
Thus, only 0.5% of fresh water is available to meet the ecosystem needs on earth and the needs of all humans including for agricultural, industrial and household activities.
In the future the availability of water for human consumption is expected to suffer from a crisis of quantity and quality, therefore a policy of sustainable water resources worldwide is adopted in a sustainable way. Sustainable water use is the use of water to meet the needs of present generations without reducing potential access to clean water by future generations (WorldCommission on.
Do you save water for the future ,,, !! ???
