November 4, 2021: Over the past week, the sea ice has now increased from last week by a rate of of 6.51% from the level on 10/28/2021 of 8.132 M km2 to 8.698 M km2 for this week.

Data Source: National Snow & Ice Data Center (NSIDC; https://nsidc.org/).

Data Source: National Snow & Ice Data Center (NSIDC; https://nsidc.org/).