That speed is also too fast to be explained by a phenomenon called true polar wander, in which the Earth's entire crust and mantle reorient, moving a different geographic region to the North Pole.

这一速度太快了而同样无法用真极移现象解释，真极移理论认为地球的整个地壳和地幔都在不断调整，将一个完全不同的地理区域移到了北极。

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The British endurance swimmer and explorer wants to be the first person to swim at the geographic North Pole.

普是一位极限游泳运动探索者，他准备成为世界上在北极冰河游泳的第一人。

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COBRA: It is not the geographic or physical North Pole.

柯博拉：那不是地理北极或者物理北极。

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Each year I guide ski expeditions across the pack ice to the North Geographic Pole and each year brings new surprises -- severe storms rarely seen in these parts, vast tracts of first-year ice where there should be years of accumulation, pack ice drifting faster and farther than ever before.

CNN: The story

The black cross indicates the geographic North Pole.

FORBES: U.S. Navy Scrambles for Piece of Arctic Pie