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.
It is usually produced with fossil fuels, however when renewable energy sources are used instead the hydrogen is labelled "green".
From BBC
"But Arctic warming, driven by fossil fuels, puts us all in peril," said Wolf.
From Barron's
Francis said the long-term answer was moving away from dependence on fossil fuels and greater use of alternative heating sources such as heat pumps and heat networks.
From BBC
These would include projects such as AI infrastructure, EV charging hubs and industrial sites looking to switch away from fossil fuels to electricity.
From BBC
"For fossil fuels, we are completely dependent on expensive and volatile imports. They are putting us at a structural disadvantage to other regions," she said.
From Barron's
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.
