1.

About 71% of earth’s surface is covered with water, then why do we face scarcity of water?

Answer»

About 71% of the earth’s surface is covered with water and even then we face scarcity of water. 

Reasons:

1. 97% of total water is found in seas and oceans, which is salty and not fit for human consumption. 

2. Only 3% found is the freshwater and that too available in polar ice caps and glaciers. 

3. Out of 3% fresh water, only 0.3% is available to us as surface water, in lakes, rivers, and swamps.



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