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| The North Pole and the surrounding area lie within the Arctic |
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| A point on a mountain or in polar regions beyond which trees cannot grow because of the cold |
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| A large mass of ice that moves slowly down a valley from highlands toward sea level. |
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| A mountain of ice floating in the sea |
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| Around the North Pole is the ice-covered Arctic Ocean, the smallest and coldest ocean on earth |
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| Brilliant lights that sometimes light up the night sky in the Northern Hemisphere; northern lights |
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