Question

Give reasons


Though water covers 71% of the Earth, very little can be used by humans.

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Answer 1

Answer:

In the total water content, about 97% of the Earth's water is the ocean water which is salty. And then around 2% of the water is found in the glacier form and in the form of ice sheets. Because of this, the fresh water content used by humans is very little.

Answer 2

Answer:

most of the water is saline( meaning having much salt). that's why we can't use all kinds of water.

Explanation:

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