Even in former times people knew to use the power of wind! More than 12.000 windmills worked round during the boom of culture of windmills in Germany. At that time it has been the intention to guarantee the full supply of the villages with corn, but today the point is to contribute the power generation. Today a 500 kW-wind energy plant is able to cover the annual need of ca. 300 homes. The use of wind power is free of all average, the supplier "wind" is free of charge and long term available.
Moreover in the age of global climate changes the contribution of modern wind power plants counts in particular.
