Climate Cosmos
By Walter Isacson M.Sc. Space Systems
June 1, 2025
In late 2023, Antarctic scientists were taken aback by a dramatic upswing in sea ice levels, a phenomenon that defied expectations and made international headlines. Data from the National Snow and Ice Data Center (NSIDC) revealed that Antarctic sea ice extent soared to about 18.5 million square kilometers in early November 2023. This figure stood out sharply against the previous decade’s average of 17.5 million square kilometers for the same period. Such a sudden and significant increase had not been recorded in over ten years…