Ключевые слова: alternative, blue, clean, cloud, cloudy, crops, earth, ecology, electrical, electricity, energy, engineering, environment, evening, farm, field, generator, golden, grass, gray, green, hill, industry, landscape, mountain, nature, orange, power, renewable, resource, sky, spin, storm, sun, sunset, technology, turbine, wheel, wind, wind wheel, windmill, windy, yellow,