NASA’s Goddard Institute for Space Studies, the UK Met Office Hadley Centre and the US National Oceanic and Atmospheric Administration’s National Climatic Data Center have all reported that 2010 was the warmest year (equally with 2005) since global records were begun in 1880.

This is NASA‘s updated graph of global temperatures from 1880 to 2010.

Global temperatures from 1880 to 2010
Global temperatures from 1880 to 2010