Arctic Sea Ice Extent Gained 86,000 sq km Sept 22 Published on September 22, 2013September 22, 2013 by sunshinehours1 Arctic Sea Ice Extent gained 86,000 sq km. on day 264. Thats the 2nd major gain on 3 days. The minimum was back on day 252 and it is very unlikely that will change. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related