| Changes in Snow Cover |
| Anomalies
of monthly SCE over N.H. Land |
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| q | Northern Hemisphere |
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| annual snow-cover |
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| extent
(SCE) has |
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| decreased by about 10% |
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| since 1966 largely due |
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| to decreases in spring |
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| and summer since the |
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| mid-1980s over both the |
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| Eurasian and American |
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| continents |
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| q | Winter and autumn SCE |
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| show no statistically |
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| significant change. |
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