Global Temperatures Set Record in 2015

Last year was the warmest ever recorded, U.S. government scientists reported Wednesday. The U.S. weather and space agencies both said global temperatures reported in 2015 were the highest in the 136 years of record keeping since 1880, the result of the continued atmospheric buildup of heat-trapping greenhouse gases like carbon dioxide and methane. The National Oceanic and Atmospheric Administration said 2015's average temperature was 14.79 degrees Celsius, 0.9 degrees above the...

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