Ключевые слова: actual, blade, clear, close up, closeup, development, ecological, ecology, electric, electrical, electricity, energy, environment, environmental, equipment, farm, from below, generation, green, greenhouse effect, industrial, innovation, innovative, mill, modern, new, plant, power, production, propeller, renewable, renewable resource, rolling, rotate, rotation, single, sky, spin, sustainability, sustainable, system, technology, turbine, wind, wind energy, windfarm, windmill, windturbine,