Antarctica
Dec 03, 2012•12 min
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Episode description
Join Doug Wiens, professor and chairman of Earth and Planetary Sciences at Washington University in St. Louis, as he describes his explorations of Antarctica. Dr. Wiens has been using seismographs to study Antarctica for some fifteen years. He and his colleagues study the physics behind ice movement and explore questions about where and how ice in the the western Antarctic ice sheet is melting.
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