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The Boston Globe

Nation

Ultra-warm temps have scientists puzzled — and worried

WASHINGTON - It has been so warm in the United States this year, especially in March, that national records were not just broken, they were deep-fried.

Temperatures in the lower 48 states were 8.6 degrees above normal for March and 6 degrees higher than average for the first three months of the year, according to calculations by the National Oceanic and Atmospheric Administration. That far exceeds the old records.

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