Kalendarium 17 December From: 2025-12-17 12:15 to 13:00 Seminar CIRCLE Research seminar: Mariell Juhlin 03 March From: 2026-03-03 12:00 to 2026-03-05 16:00 Konferens NOSA Symposium 2026: Impacts of Aerosol Science & Technology 13 April From: 2026-04-13 08:00 to 2026-04-18 17:00 Övrigt Hållbarhetsveckan 2026