Ключевые слова: air, atmosphere, background, beautiful, beauty, blue, bright, clear, climate, cloud, cloudiness, cloudscape, cloudy, color, cumulus, ecology, emissions, environment, evening, fluffy, front, global, heaven, high, landscape, light, meteorology, moisture, nature, nobody, outdoors, overcast, ozone, scene, sky, skyline, smoke, space, stratosphere, summer, sunlight, sunrise, sunset, sunshine, thunderclouds, view, warming, weather,