Question

Which sources of energy need to be saved and why?

Answer 1

conventional source of energy are to be saved because their are limited stock of them in the nature....

eg- fossil fuels
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Answer 2

The non-renewable sources of energy needs to be saved as such type of energy has used extensively and meets the major portion of our energy requirement. But, these energy is obtained from non-renewable sources so it it should be saved as these sources takes millions of years to renew at as per the consumption rate it will soon be finished.

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