PHEW! 2010 warmest year on record, says UN
21 Jan 2011

The year 2010 ranked as the warmest on record – together with 2005 and 1998 – according to the UN World Meteorological Organisation (WMO).
In 2010, the global average temperature was 0.53 degrees Celsius (0.95 degrees Fahrenheit) above the mean for the period from 1961 to 1990, the reference period for the WMO.
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