Earth's polar regions are the areas of the globe surrounding the poles also known as frigid zones. The North Pole and South Pole being the centers, these regions are dominated by the polar ice caps, resting respectively on the Arctic Ocean and the continent of Antarctica. Polar sea ice is currently diminishing, possibly as a result of global warming.
The Arctic has numerous definitions, including the region north of the Arctic Circle currently (E...
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- Antarctica ,
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- Ernest Shackleton ,
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