According to NOAA scientists, the globally averaged temperature for 2012 marked the 10th warmest year since record keeping began in 1880. It also marked the 36th consecutive year with a global temperature above the 20th century average. The last below-average annual temperature was 1976. Including 2012, all 12 years to date in the 21st century (2001–2012) rank among the 14 warmest in the 133-year period of record. Only one year during the 20th century―1998―was warmer than 2012.
http://www.ncdc.noaa.gov/news/2012-global-temperatures-10th-highest-record
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