Ключевые слова: alternative, beautiful, blade, blue, carbon, cloud, conservation, development, electric, electrical, electricity, energy, environment, environmental, evening, farm, friendly, generate, generation, generator, global, green, industrial, industry, landscape, mill, natural, nature, power, propeller, renewable, resource, rotate, rotation, sky, spin, sun, sunrise, sunset, sustainable, technology, turbine, warming, watts, white, wind, windmill, windpower, windturbine,