Ключевые слова: background, beach, bin, bins, bio, blue, bottle, box, can, clean, cleanliness, collection, color, colorful, concept, container, discard, disposal, ecological, ecology, environment, environmental, garbage, green, hazardous, litter, metal, object, organic, paper, park, plastic, pollution, protect, recycle, recycling, reduce, refuse, reuse, rubbish, separate, separation, sign, symbol, throw, throwing, trash, urban, waste, yellow,