Ключевые слова: background, bin, blue, bottle, box, can, clean, collect, color, colorful, concept, container, difference, disposal, dustbin, ecological, ecology, environment, environmental, environmental care, garbage, glass, green, isolated, junk, metal, nature, object, outdoor, paper, park, plastic, pollution, protect, recycle, recycling, red, refuse, reuse, rubbish, separate, separation, symbol, throw, trash, urban, waste, waste management, white, yellow,