Ice seems to last forever. In the wintertime for sure. But seasons are changing and the climate is changing.
Finland is not north enough; we need to go to the north of the north. Christmases in Lapland are lovely, but even they are changing.
Climate strikes mobilise the concern and frustration of millions of people regardless of their location. Everyone is part of the same movement, like the people in mining and fossil fuel extraction conflict zones are part of Blockadia.