this post was submitted on 11 Jul 2024
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Solar balloon (en.wikipedia.org)
submitted 7 months ago by Plum to c/wikipedia
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[–] Windex007 1 points 7 months ago

In short, not meaningfully.

This is just moving air, but a very small amount (the volume of the balloon).

When you want to capture energy from moving things (air, water) mass is king. And if you don't have a lot of that, you better have a huge energy differential.