fossil fuels
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All fossil fuels produce carbon dioxide when burned. (See greenhouse effect.)
Burning fossil fuels is a main cause of air pollution.
All of these fuels were formed from the remains of plants and animals that lived millions of years ago.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Ruling centre-left Labour took power in July 2024 promising not to issue any new oil and gas drilling licences as it bids to steer Britain away from fossil fuels towards renewable energy.
From Barron's ● Jul. 31, 2026
Greenhouse gases mainly come from burning fossil fuels such as coal, oil, and natural gas.
From Science Daily ● Jul. 28, 2026
Environmental groups Greenpeace and Uplift argued that ministers had not considered the full climate impact from burning fossil fuels which the fields would produce.
From BBC ● Jul. 19, 2026
A 2024 report by my American Enterprise Institute colleagues Ruy Teixeira and Yuval Levin showed that 72% of Americans favor using both fossil fuels and renewables.
From The Wall Street Journal ● Jul. 15, 2026
And like most factories, the industrial farm is powered with fossil fuels.
From "The Omnivore's Dilemma" by Michael Pollan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
