Associated Press: America set an off-the-charts heat record in 2012. A brutal combination of a widespread drought and a mostly absent winter pushed the average annual U.S. temperature last year up to 55.32 degrees Fahrenheit, the government announced Tuesday. That's a full degree warmer than the old record set in 1998. Breaking temperature records by an entire degree is unprecedented, scientists say. Normally, records are broken by a tenth of a degree or so. "It was off the chart," said Deke Arndt, head of...
URL: http://www.sfgate.com/news/science/article/US-roasts-to-hottest-year-on-record-by-landslide-4174878.php
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