Robotic sub will explore underside of Greenland's glaciers in a first

An upcoming submarine study of the underside of Greenland's glaciers will reveal how much melt these rivers of ice are likely to contribute to sea-level rise.

Robotic sub will explore underside of Greenland's glaciers in a first
An upcoming submarine study of the underside of Greenland's glaciers will reveal how much melt these rivers of ice are likely to contribute to sea-level rise.