That's what Japan just did https://www.popularmechanics.com/science/energy/a40221162/japan-kairyu-sea-turbine/ https://www.popularmechanics.com/science/energy/a

That's what Japan just did https://www.popularmechanics.com/science/energy/a40221162/japan-kairyu-sea-turbine/ https://www.popularmechanics.com/science/energy/a40221162/ja... Edit: I misread your comment, but the Japan turbine is still cool :)