Ключевые слова: 8 weeks old, ashtray, bin, chewing gum, cigarette butts, cigarettes, city, city life, city of london, city street, cityscape, clean streets, disposal, dispose, environmental protection, europe, fine, gum and butts bin, gums and butts, keep clean, keep london tidy, litter, litter box, london, no littering, outdoors, pedestrian, people, public, public place, road, rubbish, rubbish bin, rubbish disposal, sidewalk, sign, silhouette people, street, tidy, trash, travel, uk, urban,