Comment by Ekaros

>2. We have no geothermal sources sufficient for production of electricity, it can only be used to slightly reduce primary energy use during winter, but it will raise electricity use during winter.

The project for properly deep geothermal for district heating in Espoo was not resounding success. And that is 6,4km deep hole in southern part of Finland. My understanding is that it somewhat worked. But not as good as expected.