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Portals to the World is a starting point for studying other countries and parts of the world. Learn about the...
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U.S. Antarctic Program aims to understand the world's coldest, windiest, driest, and harshest continent -- its...
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Climate provides lessons, video clips, and interactive resources for learning about the Antarctic...
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Arctic and Antarctic looks at research being conducted in the two polar regions of earth. These vast, icy...
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