距离这些大块的陈年浮冰区更远的海洋里，浮冰的尺寸要小得多，小得甚至可以被海洋表层细小洋流任意摆布。
Even farther out to sea than the large fragments of multiyear ice are much smaller pieces of ice—so small that they are at the mercy of even small surface currents.
北极区夏季的海上浮冰和北半球冬天的气温之间的联系最早在1914年被提出。
A link between summer sea ice in the Arctic and winter temperatures in the northern hemisphere was first proposed in 1914.
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