Is water conservation necessary ? Give reasons.

Explanation

Water is essential for all living beings. About 75% of our body weight is composed of water. We cannot survive without water as it is required for all biological activities. This shows the Importance of water for life.
The earth has plenty of water. But most of this water is available in the form of saline water which is not fit for use. Less than 1% of total water on earth is available as drinking water. This shows that water is precious for us.