Pressure ridge

Rarity: Common

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Notion

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Science and technology

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What Wikipedia says

A pressure ridge is a linear pile-up of sea ice fragments formed in pack ice by accumulation in the convergence between floes in an oceanic or coastal environment.

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

Image: Petrov Victor, CC BY-SA 3.0, via Wikimedia Commons.