Glaciers in retreat

The recent retreat of the Jakobshavn Isbrae glacier in Greenland

Three Papers in the current issue of Science show the rapid changes that are occurring in world's glaciers.

Paleoclimatic Evidence for Future Ice-Sheet Instability and Rapid Sea-Level Rise
Jonathan T. Overpeck, Bette L. Otto-Bliesner, Gifford H. Miller, Daniel R. Muhs, Richard B. Alley, and Jeffrey T. Kiehl
Science 24 March 2006: 1747-1750.

Simulating Arctic Climate Warmth and Icefield Retreat in the Last Interglaciation
Bette L. Otto-Bliesner, Shawn J. Marshall, Jonathan T. Overpeck, Gifford H. Miller, Aixue Hu, and CAPE Last Interglacial Project members
Science 24 March 2006: 1751-1753.

Measurements of Time-Variable Gravity Show Mass Loss in Antarctica
Isabella Velicogna and John Wahr
Science 24 March 2006: 1754-1756.
Published online 2 March 2006 [DOI: 10.1126/science.1123785] (in Science Express Reports)

Press for these papers:
Sea rise could be 'catastrophic' (BBC)
Polar Meltdown Near: Seas Could Rise 3 Feet Per Century (Livescience)