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As climate changes, how do Earth's frozen areas affect our planet and impact society?

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Graphic ranks months based on their Arctic air temperature from 1979 to 2019 at 925 hPa from the National Centers for Environmental Prediction/National Center for Atmospheric Research (NCEP/NCAR) Reanalysis for all areas north of 70 degrees N.
Analysis - Sea Ice Today

Arctic sea ice began its autumn regrowth in the last 12 days of September, with the ice edge expanding along a broad front in the western Arctic Ocean.

Shows a true-color composite image of a tongue of ice that has persisted in the eastern Beaufort Sea.
Analysis - Sea Ice Today

The end of the Arctic sea ice melt season is nigh. The last couple of weeks have seen small rises and falls in ice extent, primarily due to changes in wind patterns.

Screen Shot 2019-08-14 at 2.52.38 PM_1
Spotlight
Sea ice trends are most apparent through data visualization. In 2012, NSIDC software developers launched a data tool called Charctic, which allows users to interact with sea ice data and clearly see sea ice decline. This is the story of how Charctic came to be and how it continues to influence science and the public.
Map of the Arctic shows average fields of ice drift and sea level pressure (SLP) from April 1 to May 31, 2019.
Analysis - Sea Ice Today

While Arctic sea ice extent was tracking at record low levels in July and August, the pace of ice loss slowed considerably after the middle of August, despite above-average air temperatures over much of the Arctic Ocean.