116 12 0Download size Original (3569 x 5538) Large (1920 x 2979) Medium (1280 x 1986) Small (640 x 993) Free stock photo of alternative energy, blade, blue alternative energybladebluecloudscurrentefficiencyelectricityenvironmentenvironmentalenvironmental protectiongrassgreenhillinventionlandscapepowerpropellerrenewable energyrotationrotorskysustainabilitytechnologyturbinewindwind energywind powerwind turbinewindmill
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