Ключевые слова: arrow, awareness, bin, blue, bucket, clean, collect, collection, concept, conceptual, container, discard, disposal, dispose, ecological, ecology, empty, environment, environmental, garbage, idea, isolated, junk, manufacture, newspaper, package, paper, plastic, protect, protection, recycle, recycling, reduce, reuse, segregate, segregating, segregation, selection, string, symbol, text, trash, utilize, waste, wastepaper, we, white,