the sun doesn't shine at the poles 6 months of the year. it usually doesn't shine underground or deep underwater. etc.

In places solar panels make sense they would certainly be used, but that's not everywhere.

In Svalbard they have trouble retaining the skills to even run a large scale diesel.

Now try foisting a nuclear reactor on them.

https://www.spitsbergen-svalbard.com/2024/04/09/longyearbyen...