>>7946895What are you even talking about? Harvesting solar power is possible everywhere. On your roof, in your backyard. You just need a cheap solar panel.
And you obviously never heard of batteries. These are used to store energy. And it's common to store energy on a large scale by pumping water uphill.
Also where do you live if you are woried about bombs? Ukraine? Even there several 100 of large rockets every day can barely cut off power for long. And ukraine vulnerable with old it' old soviet energy grid. With solar roofs and storage in every house your energy grid is literally impossible to destroy.