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PBS
Pbs Learning Media: Antarctic Ice Movement: Part Ii
Within Antarctic ice sheets are fast-moving streams of ice. This video segment [5:15] adapted from NOVA hypothesizes about how ice streams are the result of warming at the end of the last ice age.
PBS
Pbs Learning Media: Antarctica: A Challenging Work Day
What happens when the ground under your feet is ice and it's moving? This video segment adapted from NOVA features some of the dangers faced by scientists conducting research in Antarctica.