Why are more and more people concerned about the increased use of fossil fuels, like gasoline used in cars?
a. fossil fuels may one day run out.
b. cars that run on gasoline are very expensive.
c. gasoline provides very little amounts of energy.
d. fossil fuels are all found deep within the earth’s crust.
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Biology, 20.07.2019 17:50, smolemily
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Biology, 29.09.2019 17:20, chonawilson4
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Biology, 21.10.2019 18:20, odellbeckham7171
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