Fossil fuels has been used more in the existing world. Why?

fossil fuels are being used more because fossil fuels are of great importance because they can burn to produce a  significant amount of energy per unit mass the use of coal as a fuel prefates recorded history.

Explanation:

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this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.