Science, asked by Jayaverma123, 11 months ago

Conclusion of coal and petroleum.

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Answered by keerti67
12

Answer:

The current Northwest energy system runs primarily on three different sources of energy: coal, hydro, and petroleum. ... Coal and petroleum are fossil fuels and therefore inherently limited in quantity. These fuels are also highly polluting, and cannot form the basis for a completely sustainable society.

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Answered by mizzu0843
4

Answer:

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