Gazrok
A True Doomsday Prepper
Check into geothermal energy.
Also, you could still have surface solar panels and windmills, etc. They could simply be some distance from the shelter and cable the power feed.
Likewise, you could surround panels with foliage to avoid detection from the ground. (windmills, not so much).
Also, you could still have surface solar panels and windmills, etc. They could simply be some distance from the shelter and cable the power feed.
Likewise, you could surround panels with foliage to avoid detection from the ground. (windmills, not so much).