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FOOD SECURITY

Frost risk by dwindling snow cover

Global warming is expected to have beneficial impacts on overwintering crops in cool and temperate regions of the world. Now, statistical analysis that combines different sources of historical yield and meteorological data reveals that decreases in snowpack insulation partly reduce yield benefits of winter wheat.

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Fig. 1: Risk of frost damage.

Heike Schäfer

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Correspondence to Kurt Christian Kersebaum.

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Kersebaum, K.C. Frost risk by dwindling snow cover. Nat. Clim. Chang. 12, 421–423 (2022). https://doi.org/10.1038/s41558-022-01334-4

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