Annual Mean Temperatures
Annual mean temperature based on EOBS version 6. The method is described in Schrier et al., 2011, (in preparation)
The GISS Surface Temperature Analysis are made available by the NASA Goddard Institute for Space Studies (http://data.giss.nasa.gov/gistemp/).
The NCDC gridded GHCN temperature anomalies are made available by the National Climatic Data Center (http://www.ncdc.noaa.gov/temp-and-precip/ghcn-gridded-products.php). Version 2
The CRUTEM3v variance adjusted land air temperature anomalies are made available by the Climatic Research Unit (http://www.cru.uea.ac.uk/cru/data/temperature/).
The CRU TS 3.1 dataset is made available through the British Atmospheric Data Centre (BADC) (http://badc.nerc.ac.uk/data/cru).