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PBS
Pbs Learning Media: Earth System: Ice and Global Warming
This video segment [3:04] adapted from NASA's Goddard Space Flight Center details how global warming may already be responsible for a significant reduction in glacial ice, which may in turn have significant consequences for the planet.
PBS
Pbs Learning Media: Antarctic Ice Movement: Part I
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.
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
Nova: Fastest Glacier
PBS site provides links to understanding how glacier movement can reveal the effects of global warming. Contains links to view satellite images of glaciers from space, a video clip and slide show about a science expedition to a glacier...
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.