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प्रश्न
Why is it said that seawater is useful even though it is not potable?
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उत्तर
- Water from oceans can be used for making hydroelectricity, a form of renewable energy.
- It can be used as a low-cost mode of transport.
- They can be used for activities like scuba diving and other water sports, which help boost a country's tourism and economic growth.
- Nuclear power plants require coolants like water to bring down the temperature of the reactors. For this purpose, several gallons of water are required and this demand is fulfilled by the water from oceans.
- They support a variety of flora and fauna that have both ecological and economic value.
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QUIFERA
Why should we not throw used tea leaves into sink?
