| Term: | Boundary |
| Definition: |
The surface separating the glacier from its surroundings. The term is often simply a synonym of glacier margin or glacier outline, but it can be useful to have a separate word that is understood to encompass the glacier surface and the glacier bed as well. IHPGlacierMassBalance
GCW |
| Term: | Boundary |
| Definition: | The surface separating the glacier from its surroundings. The term is often simply a synonym of glacier margin or glacier outline, but it can be useful to have a separate word that is understood to encompass the glacier surface and the glacier bed as well. |