Ключевые слова: abstract, background, biology, blue, bubble, circle, city, climate, colors, colours, concept, conservation, creativity, dark, day, dripped, drop, droplet, dusk, earth, eco, environment, environmental, friendly, global, globe, glowing, horizontal, illuminated, indoors, inspiration, liquid, loneliness, nature, nightlife, no people, pattern, planet, pool, poster, protection, rain, raindrop, season, storm, street, water, weather, wet,