There is a downside to almost all of the green energy solutions usually pushed forward.
Windmills kill birds and don’t function if the wind isn’t blowing. Solar cells wear out and are useless on a cloudy day.
This company, Orbital Marine Power (OMP), may have a solution.
Check out their new Orbiatal O2 Tidal Turbine which uses tidal forces to turn a turbine and generate enough electricity for 2,000 homes.
It’s still in the testing stage but looks promising.