Geothermal can be used for just heat too, eg district heating. eg https://www.euroheat.org/knowledge-hub/district-energy-iceland/ https://www.euroheat.org/knowl

Geothermal can be used for just heat too, eg district heating. eg https://www.euroheat.org/knowledge-hub/district-energy-iceland/ https://www.euroheat.org/knowledge-hub/district-energy-icela...