Ключевые слова: background, bin, bio, blue, bottle, box, can, clean, collect, color, colorful, concept, conservation, container, discard, disposal, dump, dustbin, ecology, empty, environment, environmental, garbage, green, icon, metal, object, outdoor, paper, park, plastic, pollution, protect, recycle, recycling, red, reduce, refuse, reuse, rubbish, segregate, symbol, throw, trash, trashcan, urban, waste, wheel, yellow,