I guess the Navy knows what it is doing when it brings a sub to the surface through Arctic ice. It makes me wonder what happens if they get stuck. I don't think AAA has an icebreaker.
Tiffini M. Jones/U.S. Navy via Getty Images
The Los Angeles-class submarine USS Annapolis (SSN 760) rests on the Arctic Ocean after breaking through three feet of ice during Ice Exercise (ICEX) 2009 March 21, 2009 in the Arctic Ocean. The U.S. Navy teamed with the University of Washington Applied Physics Laboratory to train in the arctic environment.