Once again, Arctic Temperatures Rise Above Freezing, as Sea Ice Shrinks

Last week, temperatures in the Arctic once again went above freezing, following a split in the Polar Vortex that allowed warm air currents to flow into the region, with some stations recording temperatures 25ºC (45ºF) above normal. This event accompanies an abrupt retreat of sea ice in the Bering Sea, having lost almost one-third of its coverage in just over a week.

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