This video segment [3:33] adapted from NOVA explains why ice sheets move. To find out how fast they move, scientists carve a tunnel through a glacier.

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Concepts

glaciers

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Additional Tags

continental ice sheets, glacier movement, global sea level, ice movement, ice sheets, antarctic ice movement, antarctica's east ice sheet, antarctica's east sheet, east sheet, pbs learningmedia: antarctic ice movement: part i, teachers' domain, wgbh, glacial ice

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Classroom Considerations

Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)

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