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Tulane University: Physical Geology: Glaciers and Glaciation
Lots of information here about glaciation, types of glaciers, the formation of glacial ice, changes in glacier size, how glaciers move, glacial erosion, landforms produced by glaciers, glacial deposition and drift, effects of glaciation...
PBS
Pbs Teachers: Patagonia: Glacier Maker: The Science of Glaciers
Identify the contents of a glacier like those found in Patagonia, construct a mini glacier model in class and compare and contrast the classroom model with Patagonian glaciers.