Several free events in the Helsinki area:

Space-themed teacher’s night in Heureka 31/08 15:00-20:00 by ESERO Finland (in Finnish only). Free registration until 25/08.

Climate and Adaptation Symposium by the Finnish Society of Sciences and Letters Biosciences Section.
Language: Swedish or English
Date: 28/09 at Tieteiden talo in Helsinki
Free registration, by 20/09 at