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Arctic Sea Ice Extent: July 28, 2022

July 28, 2022: Over the past week, the sea ice has now decreased by a higher rate from last week of 10.91%, from the level on 07/21/2022 of 7.929 M km2 to 7.064 M km2 for this week. 

NH sea ice extent 2022 07 28
Plot Compiled by: Howard J. Diamond, PhD; Climate Science Program Manager at NOAA’s Air Resources Laboratory
Data Source: National Snow & Ice Data Center (NSIDC; https://nsidc.org/).

The negative sea ice anomaly this week was lower from the anomaly of -0.993 M km2 on 07/21/2022 to a more negative anomaly of -1.292 M km2 on 07/28/2022 and so more anomalously negative for this time of year. 

Sea ice extent anomaly 2022 07 28
Plot Compiled by: Howard J. Diamond, PhD; Climate Science Program Manager at NOAA’s Air Resources Laboratory
Data Source: National Snow & Ice Data Center (NSIDC; https://nsidc.org/).