Nature World News: Surface ice melt will become the new form of dominant ice melt in Greenland as outlet glaciers retreat inland, leaving ice production in second place, according to a new study.
The Greenland ice sheet is often considered an important potential contributor to future global sea-level rise over the next century or longer: in total, levels would rise by more than 23 feet (seven meters) if it completely melted, scientists estimate. Changes in its total mass are governed by both fluctuations in melting...