Contents

24 March 2006
Vol 311, Issue 5768

About The Cover

Cover image expansion

COVER Icebergs and ice sheets in Nansen Fjord, Greenland. New measurements indicate that the flow rates of glaciers in Greenland and West Antarctica have increased recently and that the masses of the Greenland and West Antarctic ice sheets have been declining. See News story page 1698, Editorial page 1673, and other related content (also available at www.sciencemag.org/sciext/ice/). Image: Nevada Wier/CORBIS