Ключевые слова: background, bag, bin, blue, bottle, city, clean, container, contamination, danger, dirty, disposal, dump, ecology, empty, environment, food, garbage, green, ground, heap, industrial, junk, litter, nature, outdoors, pile, plastic, pollution, problem, recycle, refuse, reuse, road, rubbish, street, throw, toxic, trash, travel, unhygienic, urban, used, waste, water,