Ключевые слова: abstract, air, background, beautiful, beauty, blue, bright, climate, cloud, cloudscape, cloudy, color, cumulus, day, environment, fluffy, freedom, heaven, idyllic, light, meteorology, nature, open, outdoor, ozone, peaceful, rain, rainbow, scenery, sky, space, stratosphere, summer, sun, sunny, sustainability, tranquil, view, weather, white,