The rate at which ice is disappearing from Greenland and Western Antarctica has been seriously overestimated, according to new research. Contrasting estimates of Greenland ice melt. Previous analysis in blue: New in red. The colour bands represent uncertainty. Credit: Nature Geoscience 'Deviates rather sharply from general assumptions' - Yes. Measuring a disappearing ice cap is actually quite difficult to do, as the areas in question are remote, hostile environments and the exact depth of ice is often unknown. This has caused a lot of argument among climate scientists regarding how much ice is melting and running into the sea, as...