2013 is 4th Warmest Year For World

January 22, 2014 3:52 PM

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NASA released its global numbers yesterday — putting 2013 in a tie with 2009 and 2006 for the seventh warmest year on record. NASA records also go back to 1880. Although NASA scientists use a slightly different method for analyzing the temperature data, the differences in calculations are very small.

It’s official: 2013 is tied with 2003 as the fourth warmest year for Planet Earth since modern record-keeping began more than 130 years ago. The mean global temperature rose 1.12°F above the 20th century average. That means the 10 warmest years on record have all happened since 1998, with 2010 still...

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