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How Long Are the Energy Resources of the Earth like Coal, Petroleum and Natural Gas Expected to Last? - CBSE Class 10 - Science

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Question

How long are the energy resources of the earth like coal, petroleum and natural gas expected to last?

Solution

The amounts of coal, petroleum and natural gas left in the earth are limited. It has been estimated that the world's coal reserves may last for another 200 years, the known reserves of petroleum for around 40 years and the known reserves of natural gas for around 60 years.

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Solution How Long Are the Energy Resources of the Earth like Coal, Petroleum and Natural Gas Expected to Last? Concept: Conventional Sources of Energy.
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