Ключевые слова: abstract, air, atmosphere, background, beautiful, blue, blue sky, bright, climate, cloud, cloud formation, cloud mood, clouds, cloudscape, cloudy, cloudy sky, color, copy space, cumulus, cumulus cloud, day, dramatic, dramatic sky, ecology, environment, fluffy, free space, high, landscape, light, meteorology, mood, nature, nobody, outdoor, sky, space, summer, sun, sunlight, sunrise, sunset, text space, thunderstorm, view, weather,