Ключевые слова: background, bin, blue, can, city, clean, collect, color, colored, colorful, concept, container, dump, ecology, environment, environmental, garbage, garden, green, grey, large, material, object, outdoor, park, plastic, pollution, protection, recycle, recycling, red, refuse, rubbish, segregation, separating, sorting, street, symbol, trash, urban, waste, yellow,