Ключевые слова: background, bag, bird, city, conservation, debris, dirt, dirty, discard, discarded, disposable, disposal, dump, dumping, earth, ecological, ecology, embankment, environment, fuel, garbage, ground, heap, hill, industrial, junk, landfill, leftover, litter, mess, messy, mud, municipal, old, paper, pile, plastic, pollution, polyethylene, putrefy, recycling, refuse, resource, rubbish, sack, scrapheap, site, trash, urban, waste,