Ключевые слова: abstract, air, atmosphere, background, beautiful, beauty, blue, bright, climate, clouds, cloudscape, cloudy, condensation, cumulus, dark, dramatic, ecology, environment, environmental, fluffy, freedom, heaven, heavenly, high, landscape, light, meteorology, mood, nature, oxygen, ozone, pattern, pure, rainy, relaxation, religion, shape, sky, skylight, space, stormy, stratosphere, summer, sun, sunlight, sunset, tranquil, weather, white,