Temperature rises are consistent with projections made in the IPCC’s fourth assessment report (AR4) but satellite measurements show that sea levels are rising at a rate of 3.2 mm a year compared to the best estimate of 2 mm a year in the report, about 60 percent faster, says a new report. 

They used an analysis of global temperatures and sea-level data over the past two decades, comparing them both to projections made in the IPCC’s third and fourth assessment reports. Results were obtained by taking averages from the five available global land and ocean temperature series.

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