Alaska Climate Research Center

The Alaska State Climate Center
The Alaska State Climate Center
The Alaska State Climate Center

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Arctic Sea Ice Extent: July 20, 2023

July 20 2023:  Over the past week, the sea ice had a decrease, since last week, by a higher rate of 9.76%, from the level on 07/13/2023 of8.466 M km2 to 7.640 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -1.155 M km2 on 07/13/2023 to a greater negative anomaly of -1.367 M km2 on 07/20/2023,

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Arctic Sea Ice Extent: June 29, 2023

June 29 2023:  Over the past week, the sea ice had a decrease, since last week, by a higher rate of 7.38%, from the level on 06/22/2023 of10.544 M km2 to 9.766 M km2 for this week. The negative sea ice anomaly this week was lower than the anomaly of -0.819 M km2 on 06/22/2023 to a greater negative anomaly of -1.070 M km2 on 06/29/2023,

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Arctic Sea Ice Extent: June 15, 2023

June 15 2023:  Over the past week, the sea ice had a decrease, since last week, by a higher rate of 4.81%, from the level on 06/08/2023 of11.551 M km2 to 10.995 M km2 for this week.  The negative sea ice anomaly this week was lower than the anomaly of -0.622 M km2 on 06/08/2023 to a greater negative anomaly of -0.812 M km2 on 06/15/2023 and

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