The Byrd Glacier plunges through a deep, 15-mile-wide valley in the Transatlantic Mountains to create a 100-mile-long, rock-floored ice stream.
Published Apr 1, 2007
Ice moves slowly, and fractures are often the only perceptible indication of movement.
Published Jan 20, 2018
This image shows the latest estimate of the ice edge around Law Promontory, which juts out from East Antarctica’s coastline near Stefansson Bay.
Published Jul 23, 2010
To the untrained eye, Antarctica may look like a giant piece of solid ice that rarely changes, but scientists studying the continent have long known better. The icy surface is dynamic, with glaciers and "streams" of ice flowing toward the ocean.
Published Apr 27, 2007
A slab of ice larger than the continental United States smothers much of East Antarctica. Draining from the East Antarctic Ice Sheet is a river of ice nearly 800 kilometers long. This stream, the Recovery Ice Stream, slides roughly 35 billion tons of ice into the ocean each year.
Published Apr 26, 2007
Throughout Antarctica, broad ribbons of ice known as ice streams shed large quantities of ice into the ocean.
Published Apr 24, 2007
Ice shelves are thick slabs of ice that are attached to coastlines and extend out over the ocean. In the natural course of events, ice shelves often calve large icebergs. On February 28, 2008, however, the Wilkins Ice Shelf rapidly disintegrated into small pieces.
Published Mar 27, 2008
