Ключевые слова: bin, can, clean, cobblestone, color, colorful, container, dirty, ecology, environment, environmental, footpath, garbage, garden, green, lush, metal, modern, nature, open, outdoors, park, plastic, pollution, protection, receptacle, recycle, recycling, refuse, rubbish, segregate, straw, sustainable, symbol, throw, tidy, tin, trash, urban, walkway, warming, yellow,