Please enable JavaScript.
Coggle requires JavaScript to display documents.
Siple Coast
Ice Streams (Dating Kamb Shutdown (Radargram Findings:…
Siple Coast
Ice Streams
-
Location
Control:
-
-
- Regulation by lateral stresses?
-
-
Kamb Ice Stream (IS C)
-
Just as ice streams spontaneously form, they spontaneously shutdown
-
Dating Kamb Shutdown
-
-
- Last disturbed layer represents ice stream shutdown timing
- Calibrate depth & time using snowfall rate
-
-
Cause Kamb Shutdown?
-
2. Ice stream narrowing
-
Two-fold effect:
- Velocity = v. sensitive to ice stream width
- Basal heat generated = f(basal stress & velocity)
-
-