Ключевые слова: air, alternative, background, blue, clean, clear, climate, cloud, color, development, electric, electricity, energy, environment, environmental, farm, field, generate, generation, generator, global, green, hill, horizon, image, industrial, industry, innovation, landscape, line, mill, nature, plant, power, propeller, rotation, silhouette, sky, space, station, sun, sunlight, sunset, supply, technology, tower, turbine, warming, wind, windmill,