wind / wind energy is a renewable / inexhaustible resource
wind_generation is alternative_energy. wind_power is clean_energy_source. wind_powered_turbine is wind_powered_thing. solar_power is clean_renewable_energy_source. wind_energy is mechanical_energy. wind is powerful_form_of_energy. solar_wind is astronomical_object. second_wind is energy. wind is source_of_energy. renewable_energy is energy.