Subsidence

Rarity: Common

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At a glance

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Notion

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Science and technology

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What Wikipedia says

In meteorology, subsidence is the downward movement of an air parcel as it cools and becomes denser. By contrast, warm air becomes less dense and moves upwards (atmospheric convection).

Excerpt from the Wikipedia article “Subsidence (atmosphere)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: OAR/ERL/National Severe Storms Laboratory (NSSL) (NOAA Photo Library, NOAA Central Library), Public domain, via Wikimedia Commons.