Question

what is permafrost ?​

Answer 1

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Here's ur answer.....

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A layer of soil that is permanently frozen, in very cold regions of the world.

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Answer 2

Answer:Permafrost is any ground that remains completely frozen—32°F (0°C) or colder—for at least two years straight. These permanently frozen grounds are most common in regions with high mountains and in Earth’s higher latitudes—near the North and South Poles.

Explanation: