Ключевые слова: bin, bio, blue, bottle, can, city, clean, color, colorful, container, dirty, dump, dustbin, ecology, environment, garbage, green, junk, management, multicolor, nature, object, outdoor, paper, park, plastic, pollution, public, recycle, recycling, red, refuse, reuse, rubbish, school, segregate, separate, trash, urban, waste, white, yard, yellow,