Neat News 1751 (added 2020-10-16)
Vertical wind turbine
© Guillom [CC BY-SA 3.0]
A Swiss inventor has developed a big wind turbine with a vertical axis to generate electric energy from wind. It is much quieter than a conventional wind turbine.
A Swiss inventor has developed a big wind turbine with a vertical axis to generate electric energy from wind. It is much quieter than a conventional wind turbine.