Ключевые слова: air, alternative, atmosphere, blades, blue, change, clean, climate, ecological, ecology, electric, electricity, energies, environment, environmental, evening, farm, friendly, future, generate, generators, green, horizon, industry, innovation, landscapes, mills, nature, night, power, propeller, recycle, renewable, silhouettes, skies, source, summer, sun, sunny, sunrise, sunset, sustainable, technology, turbines, utility, watts, weather, windmills, windpower, winds,