Ключевые слова: alternative, autumn, background, blue, climate, colorful, colourful, conservation, construction, curve, development, direction, ecological, ecology, electric, electricity, energy, engineering, environment, environmental, equipment, factory, farm, forest, future, generate, generator, green, industrial, industry, innovation, landscape, mill, nature, plant, power, propeller, renewable, silhouette, sky, sustainability, sustainable, technology, travel, turbine, turbines, wind, windmill, windmills,