Ice stream

Alternative definitions (10), class: vernacular (0)
Term: Ice stream
Definition: A linear or curvilinear part of an ice sheet, often a few kilometres to a few tens of kilometres wide and tens to hundreds of kilometres long, in which the ice flows much faster than main body of the surrounding ice sheet. The margins are sometimes defined clearly by the presence of a shear zone marked by surface crevasses.
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary