Arctic shrinkage indicates that the North Pole, part of the Northern Sea Route, may be seasonally free of ice within the next 50 years. That means icebreakers like this one may not be needed to carve through the 2-meter (6-foot) thick icepack near the pole.

Photograph by Chris Linder, MyShot
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North Pole
North Pole Encyclopedic Entry

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6-12+

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Geography, Social Studies, Science

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Scientists are very interested in the North Pole—the northernmost point on Earth