Question

About three-fourth of the earth’s surface is covered with water. But still there is shortage of water.Why?

Answer 1

Because most of the water is salt water very less is in freshwater

Answer 2

About three fourth earth's surface is covered with water still there is shortage of water because there is only two precent fresh water is present in the form of glaciers and ponds rest of the water is not suitable because either it is salty or polluted by activities such as washing of clothes and discussing of waste in water