> - build as much PV as possible (there is plenty of space on roofs) There is effectively 0 sun during the winter in Finland. Just go to https://www.fingrid.f

> - build as much PV as possible (there is plenty of space on roofs) There is effectively 0 sun during the winter in Finland. Just go to https://www.fingrid.fi/en/electricity-market-information/solar-power/ https://www.fingrid.fi/en/electricity-market-information/sol... and look at last year Decemenber or January. > - interconnect with other regions (someone always has wind or sun or both) Until they don't because the country 10x your size with massive heavy industry on the other side of that country you want to import from wants to buy all of it.