Last Updated
：2025/11/19
alas
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（ plural ）
（ plural ）
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A type of depression which occurs in Yakutia, formed by the subsidence of permafrost.
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alas
The research team mapped a newly formed alas on the Yakutian plain, its bowl-shaped depression revealing the dramatic collapse of permafrost.
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The research team mapped a newly formed alas on the Yakutian plain, its bowl-shaped depression revealing the dramatic collapse of permafrost.
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