ice ages
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The last ice age ended less than twenty thousand years ago.
Scientists believe that there will be more ice ages in the future, caused by tiny changes in the Earth's orbit and rotation.
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.
The main long-term risks are corrosion of the copper canisters or earthquakes during future ice ages, which could potentially damage the capsules and cause radioactive fuel to leak, Kyllonen said.
From Barron's • Jun. 1, 2026
And this flexibility is probably what “kept them going when they were dealing with ice ages, all kinds of environmental changes to their feeding grounds over the last several thousand years.”
From Los Angeles Times • Jul. 14, 2024
Some paleontologists think they may have evolved just 2.5 million years ago, at the beginning of the ice ages.
From Science Daily • May 28, 2024
Competition with other plant life and factors like altitude, temperature, precipitation and volcanic activity caused new baobab species to emerge across Madagascar, as did fluctuating sea levels during various ice ages.
From New York Times • May 15, 2024
There have been at least a dozen ice ages in the last two million years, each lasting about 100,000 years.
From "A Walk in the Woods" by Bill Bryson
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.
