The largest polar expedition began in September 2019, when the German research icebreaker Polarstern set sail from Tromsø, Norway, to spend a year there. Andreas, DL3LRM, will be active on CW as DP0POL / MM on 40m, 30m and 20m from various locations near the North Pole. According to the latest news, he was on the 20m CW band. QSL cez DL5EBE.