170 19 0Download size Original (6802 x 4534) Large (1920 x 1279) Medium (1280 x 853) Small (640 x 426) White Windmill alternativealternative energybladesclean-energycloudscurrentdaylightdaytimeecologyefficiencyelectricityenergyenvironmentenvironmentalinventionoutdoorspowerpower supplyproductionpropellersrenewablerenewable energyrotationskysustainabilitytechnologyturbinewindwind energywind powerwind turbinewindmill
19
