About what percentage of energy used in the United States comes from fossil fuels?

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Answer 1 · 2018-01-08T04:07:59

From the official source:
In 2015, fossil fuels made up 81.5% of total U.S. energy consumption, the lowest fossil fuel share in the past century.

Three fossil fuels—petroleum, natural gas, and coal—have provided more than 80% of total U.S. energy consumption for more than 100 years.