GENEVA: The warmest year on record is a three-way tie- 2010, 2005 and 1998.
So says the U.N.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/2010-tied-warmest-year-record
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-impacts
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/extreme-weather-events
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/world-meteorological-orgnisation-wmo