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Science glossary film: Glacial period

Glacial period

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A period during a longer ice age when temperatures are particularly cold, and glaciers and ice sheets extend over a larger part of the planet.

A period during a longer ice age when temperatures are particularly cold, and glaciers and ice sheets extend over a larger part of the planet. The last glacial period ended around 15,000 years ago. Earth has experienced at least five ice ages, extended periods in which there is a significant amount of ice covering the surface.

The last glacial period ended around 15,000 years ago. Earth has experienced at least five ice ages, extended periods in which there is a significant amount of ice covering the surface.

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