DESCRIPTION: Glacial Striations are caused by the weight of the overlying glacier along with rocks embedded within the ice carving grooves into the bedrock surface as it moves.

Figure 1 - Glacial Striations. Northwest New York State.

Figure 2  - Glacial Striations. New York City.

Figure 3 - Glacial Striations. Near Athabasca Glacier. Jasper National Park, Canada.

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