Predictions Of Arctic Warming May Cool Off A Bit

Scientific models predict that global warming will occur first and worst at the poles. But testing that theory has been tough, since good data on temperatures in the Arctic have been hard to come by. Now, thanks to the end of the cold war, scientists have examined U. S. and Russian measurements taken from 1950 to 1990. Their findings, published in the Jan. 28 Nature, are a surprise. Says Jonathan D. Kahl, a climatologist at the University of Wisconsin: "The predicted widespread warming in the Arctic is not observed."

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