How Do Glaciers Move?
Ice Flow Due To:
1) Basal Sliding - Due To Base Of Glacier
Being Wet
Ice Flow Due To:
2) Creep (Plastic Flow) - Due To Gravity
ice flow due to:
3) crevasses
Patterns of flow
- valley glaciers vs. continental glaciers
- valley glaciers
- continental glaciers
How Do Glaciers Move Sediments?
• Very
Different From Any Other Type Of Sediment Movement
1. No Differentiation Of Size Of
Material
I. Boulders To Rock Flour
2. When Material Is Deposited It Is
Unsorted And Unstratified
3. Glacial Drift: Any Material That Is
Deposited By Glaciers
i. till
ii. stratified drift
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