Ключевые слова: abstract, atmosphere, background, beam, beautiful, beauty, blue, buildings, city, cityscape, clean, cleaning, climate, colorful, day, emissions, environment, gas, green, greenhouse, highrise, house, landscape, light, natural, nature, outdoor, outside, phenomena, pipe, prospect, purity, rain, rainbow, scene, season, seasonal, sky, smoke, space, spring, steamshop, summer, sunlight, town, trees, urban, view, weather, wet,