Global Energy Systems

Authored by: D. Yogi Goswami , Frank Kreith

Energy Conversion

Print publication date:  June  2017
Online publication date:  July  2017

Print ISBN: 9781466584822
eBook ISBN: 9781315374192
Adobe ISBN:


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A thing that will assume enormous importance quite soon is the exhaustion of our fuel resources. Coal and oil have been accumulating in the earth over five hundred million years, and at the present rates of demand for mechanical power, the estimates are that oil will be all gone in about a century, and coal probably in a good deal less than five hundred years. For the present purpose, it does not matter if these are under-estimates; they could be doubled or trebled and still not affect the argument. Mechanical power comes from our reserves of energy, and we are squandering our energy capital quite recklessly. It will very soon be all gone, and in the long run we shall have to live from year to year on our earnings. *

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