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2-Earth’s Frozen Water. Glacial formation At the bottom of deep snow, pressure increases which will cause the bottom layer to turn to ice. Glacial movement Advancing Glaciers are always moving down hill. Retreating
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2-Earth’s Frozen Water • Glacial formation • At the bottom of deep snow, pressure increases which will cause the bottom layer to turn to ice.
Glacial movement • Advancing • Glaciers are always moving down hill
Retreating • Glaciers retreat when they don’t accumulate as much snow as in previous years.
Importance of glaciers • Glaciers feed a constant supply of melt-water into the river systems of the Prairies.
