alternative; windturbine. blue; cloud; cloudscape; color; conservation; day; electricity; energy; environment; environmental; farm; field; fuel; generation; generator; global; white; snow; image; industry; landscape; meadow; mill; nature; nobody; object;: Bilder zum Thema alternative; windturbine. blue; cloud; cloudscape; color; conservation; day; electricity; energy; environment; environmental; farm; field; fuel; generation; generator; global; white; snow; image; industry; landscape; meadow; mill; nature; nobody; object; bei ClipDealer