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Definitions

permafrost

[pur-muh-frawst, -frost] / ˈpɜr məˌfrɔst, -ˌfrɒst /


Example Sentences

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Shortly afterward, lawmakers amended the country's glacier protection law to relax restrictions on mining in areas of permafrost, despite fears the new law could endanger crucial water supplies.

From Barron's • May 23, 2026

One of the most notable findings is how much of the change is tied directly to permafrost thaw.

From Science Daily • Apr. 4, 2026

Managing heat from a data center built on permafrost requires specialized engineering.

From The Wall Street Journal • Feb. 12, 2026

Canada and Russia, where large amounts of ice and permafrost are melting, are losing the most fresh water.

From Los Angeles Times • Sep. 3, 2025

The big tires helped protect the fragile permafrost below, and kept the tourists up high, out of the reach of curious polar bears.

From "Two Degrees" by Alan Gratz




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