Although ocean temperatures are more difficult to measure than land temperatures, scientists can use several methods to create an extensive ocean record. (climatehotmap.org)
If this analysis is correct then all of the land - ocean records used in the IPCC AR5 report have been overstating the slowdown in warming over the past 16 years, although for different reasons. (skepticalscience.com)
The new analysis combines sea - surface temperature records with meteorological station measurements and tests alternative choices for ocean records, urban warming and tropical and Arctic oscillations. (scientificamerican.com)