Ключевые слова: autumn, background, bags, bin, black, city, clean, cleanup, collect, container, dirt, dirty, disposal, dump, ecology, environment, environmental, fall, foliage, full, garbage, garden, grass, heap, horizontal, junk, leaves, litter, mess, nature, outdoors, package, park, pile, plastic, pollution, protection, recycle, refuse, road, rubbish, season, sidewalk, stack, street, trash, tree, urban, waste, yellow,