Ключевые слова: abstract, air, atmosphere, background, beautiful, beauty, blue, bright, clear, climate, cloud, cloudscape, cloudy, color, colours, cumulus, day, daylight, environment, fluffy, heaven, high, horizontal, landscape, light, meteorology, natural, nature, no people, outdoor, oxygen, ozone, pattern, peace, scenic, season, sky, space, summer, sunlight, sunny, tranquility, view, weather, white, wind,