北极海冰恢复不完全导致冬季急流向赤道偏移。由于海洋环流起到了额外的驱动作用，北大西洋急流的偏移尤其不确定。
Geophysical Research Letters
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Why the Southern Alps Turned Red During the Summer of 2019-2020
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Subglacial Hydrology Under the Antarctic Ice Sheet
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