Snowdrifts prove less ephemeral than they might seem, occurring in the same places year after year.
Using cosmogenic nuclide dating, scientists determined a 10-meter core just below the surface to be over a million years old.
The transmission of sunlight through Arctic sea ice depends on the presence of ice, snow, and melt ponds, data collected over 6 years reveal.
Complex interactions between ice sheets and other components of the Earth system determine how ice sheets contribute to sea level rise.
By combining changes in elevation with other data, scientists have developed a method for estimating the thickness of debris covering glaciers on whose water more than 800 million people depend.
First comprehensive analysis of deep radar data gives insight into the dynamics and history of the Greenland Ice Sheet.
Researchers examined the water flowing into and out of several Antarctic ice streams to determine the cause of a recent observed slowdown of some of these ice streams.