

Sloshing water and thinning ice: the story behind the 2023 rockslide-generated tsunami in the Dickson fjord
On the 17th of September 2023, the Danish military’s Arctic Command unit received a concerning message from a previous member of the Sirius Dog Sled Patrol. While travelling along the northeastern Greenland coast on board a cruise ship, the former employee noticed that the Patrol’s home base, located on the small island Ella Ø at the mouth of the King Oscar Fjord, appeared to be in serious disarray. Indeed, an inspection vessel and aircraft subsequently sent out by the Arctic

Chiara de Geeter
Nov 24, 2025

































