72 7 0Download size Original (4660 x 3111) Large (1920 x 1281) Medium (1280 x 854) Small (640 x 427) Free stock photo of alternative, alternative energy, blade alternativealternative energybladecloudscountrysideecologyefficiencyelectricityenergyenvironmentenvironmentalfarmgeneratorgrinderinventionlandscapepowerpropellerrenewable energyrotationskysustainabilitytechnologyturbinewindwind powerwind turbinewindmill
7
