Ключевые слова: actual, alternative, asphalt, autumn, blue, bulgaria, clean, development, ecological, ecology, electrical, electricity, energy, environment, environmental, equipment, farm, generate, generation, generator, green, industrial, innovation, innovative, landscape, modern, nature, new, plant, power, production, propeller, renewable, resource, road, rotation, sky, station, sustainable, system, technology, tower, travel, turbine, white, wind, windfarm, windmill, windpower, windturbine,