Scientists used computer models to predict how water flows under the entire Antarctic ice sheet, which dictates where and how quickly glaciers move toward the ocean. The findings, published Dec ...
1 of 2 NASA image of blue meltwater pools on the Amery Ice Sheet in Antarctica on January 1. These pools may weaken the ice shelf if the water leaks through fissures into the ice. NASA Earth ...
The size of the Antarctic ice sheet can be hard to comprehend ... Like hot air collecting at the top of a room, fresh, cold meltwater collects in hollows in the lower surface of the ice sheet ...
More than 100 volcanoes lie beneath the surface of the West Antarctic Ice Sheet, which is 'particularly vulnerable to collapse, yet its position atop an active volcanic rift is seldom considered ...
when an iceberg roughly the size of Delaware broke off the Antarctic ice sheet. A once in a century eventcould produce an iceberg about 45,000 square kilometers, slightly larger than the entire co ...
A third method shared by Douglas MacAyeal, professor emeritus from the University of Chicago’s Department of Geophysical Science, is to pump water on parts of the Antarctic ice sheet in the winter.