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Mar 11, 2015 · An ice age is a period of colder global temperatures and recurring glacial expansion capable of lasting hundreds of millions of years.
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Sep 28, 2021 · Three things define an ice age: Earth has to be cold enough for a long time, ice grows to cover significant areas, and it lasts for millions of years.
- Michael Petterson
Jul 5, 2024 · ice age, any geologic period during which thick ice sheets cover vast areas of land. Such periods of large-scale glaciation may last several million years and drastically reshape surface features of entire continents. A number of major ice ages have occurred throughout Earth history.
- The Editors of Encyclopaedia Britannica
Sep 28, 2021 · An ice age ends when the Earth warms enough for the ice cover to recede, or disappear completely. The regions on the fringes of extensive ice sheets and glaciers experience a cooling to...
- Michael Petterson
Aug 6, 2024 · The meaning of ICE AGE is a time of widespread glaciation. How to use ice age in a sentence.
Jun 15, 2016 · An ice age is a time where a significant amount of the Earth's water is locked up on land in continental glaciers. During the last ice age, which finished about 12,000 years ago, enormous ice masses covered huge swathes of land now inhabited by millions of people.
May 24, 2017 · An Ice Age is a period in which the earth's climate is colder than normal, with ice sheets capping the poles and glaciers dominating higher altitudes. Within an ice age, there are varying pulses of colder and warmer climatic conditions, known as 'glacials' and 'interglacials'.
