Jan. 30 Ordinary Arctic Ice

Science Matters

A previous post noted the Pacific ice see saw had returned, with Bering Sea slow to recover.  The image above shows that now both Pacific seas are recovering ice strongly in the second half of January 2020. As supported by the table later, the pace of refreezing was slow to begin but 2020 extents are now quite ordinary and tracking the 13 year average (2007 to 2019 inclusive). Okohotsk Sea on the left has steadily grown 250k km2 ice extent to be currently at 68% of last March maximum.  Bering on the right added 170k km2 and now exceeds last March max by 3%.

On the Atlantic side there has also been some ice growth on the margins.  Notably Barents Sea on the right has added 160k km2 to exceed its average by 40%, and is now 95% of last March max.  Also visible on the upper left is ice…

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