Future global annual frozen ground distribution datasets based on Frost Number Model with Kappa coefficient.

Sci Data · 2026 · PMC13065928 · PMID 41764193

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a decreasing trendno p-value reported

The area of permafrost shows a decreasing trend under different scenarios, especially under the SSP585 scenario.

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an increasing trendno p-value reported

The seasonally frozen ground and intermittently frozen ground show an increasing trend.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.