Ключевые слова: afternoon, air, background, blue, bright, clean, clear, climate, day, daylight, energy, environment, flare, forecast, freedom, global warming, greenhouse effect, heaven, high, hot, light, meteorology, nature, open, outdoor, oxygen, ozone, power, pure, rays, scenery, season, shine, sky, solar, spots, stratosphere, summer, summertime, sun, sunbeam, sunlight, sunny, sunshine, time, uv, weather, white,