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- DictionaryIce age/ˈīs ˌāj/
noun
- 1. a glacial episode during a past geological period.
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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.
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.
Jul 19, 2024 · The meaning of ICE AGE is a time of widespread glaciation. How to use ice age in a sentence.
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'.
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.
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...
Oct 17, 2014 · The most recent ice age ended about 12,000 years ago. In North America, the last four ice-age cycles lasted about 100,000 years each. That includes a roughly 10,000-year warm spell between each ice age. So, the ice ages themselves lasted, on average, about 90,000 years.
Ice age definition: a geologic period during which ice thickly covers vast masses of land. See examples of ICE AGE used in a sentence.
The general term "ice age"or, more precisely, "glacial age"denotes a geological period of long-term reduction in the temperatureof the Earth's surface and atmosphere, resulting in an expansion of continental ice sheets, polar ice sheets and alpine glaciers.
Jan 3, 2017 · The most accurate definition would be that ice ages are periods when ice sheets and glaciers expand across the planet, which correspond to significant drops in global...
