Schmidt et al. 2014
, , and , 2014: Reconciling warming trends. Nature Geosci., 7, no. 3, 158-160, doi:10.1038/ngeo2105.
Climate models projected stronger warming over the past 15 years than has been seen in observations. Conspiring factors of errors in volcanic and solar inputs, representations of aerosols, and El Niño evolution, may explain most of the discrepancy.