Stockholm university
Department of Meteorology

The AO25 blog: The expedition Arctic Ocean 2025

The icebreaker Oden has set sail and is heading for the Arctic to map the seabed. On board are 18 PhD students from various countries attending a research school where practical work is combined with lectures. Follow their journey here, with weekly reports by Michael Tjernström, responsible for the research school.

 

AO25, report 1: Releasing one of the first radiosoundings

The expedition Arctic Ocean 2025, with the research school on the Arctic climate system, is now well under way. We left Longyearbyen last Sunday August 10 under clear-blue skies and sunshine and this stayed with us through yesterday. Late last night we saw the first ice rather far north, and now were continuing north in ice and fog, as is usual along the ice edge this time of the year. [...]

Read the full report 1
Student releasing big white balloon in the air. Blue water and blue sky
Research School student Luise Schulte releasing one of the first radiosoundings under supervision of mentor Ian Brooks. Photo: Michael Tjernström, MISU.

Reports by Michael Tjernström, professor emeritus of meteorology at Stockholm University with extensive experience of Arctic expeditions, and responsible for the research school. 

Read more about AO25

The AO25 blog in Swedish

Canada-Sweden Arctic Ocean 2025. With a blog (polar.se)

Research school aboard I/B Oden – training the next generation of polar scientists. Interview with Michael Tjernström (polar.se)

Last updated: August 12, 2025

Source: MISU

On this page

mainArticlePageLayout

{
  "dimensions": [
    {
      "id": "department.categorydimension.subject",
      "name": "Global categories",
      "enumerable": true,
      "entities": [],
      "localizations": {}
    },
    {
      "id": "department.categorydimension.tag.Keywords",
      "name": "Keywords",
      "enumerable": false,
      "entities": [],
      "localizations": {}
    },
    {
      "id": "department.categorydimension.tag.Person",
      "name": "Person",
      "enumerable": false,
      "entities": [],
      "localizations": {}
    },
    {
      "id": "department.categorydimension.tag.Tag",
      "name": "Tag",
      "enumerable": false,
      "entities": [],
      "localizations": {}
    },
    {
      "id": "webb2021.categorydimension.Keyword",
      "name": "Keywords (Webb 2021)",
      "enumerable": false,
      "entities": [],
      "localizations": {}
    },
    {
      "id": "Meteorologiska.eng.lokala.kat",
      "name": "Lokala kategorier ENG MISU",
      "enumerable": true,
      "entities": [],
      "localizations": {}
    }
  ]
}