Antarctic sea ice extent (IMAGE) Research Organization of Information and Systems Caption Upper; Details of seasonal changes for 2021-2022. There was no significant decrease in sea ice extent until around September 2021, but a gradual downward trend was observed from around October, and the sea ice extent remained at about the third smallest on record for the period since the 2000s. Since the beginning of 2022, the sea ice extent remained relatively small, although no extreme decrease was seen, and the decreasing trend continued after February, reaching 2,128,000 km2 on February 20, 2022, the lowest value ever recorded. Lower; Annual minimum of the Antarctic sea ice extent from 1979 to 2022. Credit NIPR/JAXA Usage Restrictions News organizations may use this image, with proper attribution, as part of news coverage of this paper only. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.