Ключевые слова: alphabet, ball, basket, bin, cleaning, color paper, color paper ball, color waste, concept, crumpled paper ball, disposal, earth, eco, ecological, ecology, environment, environmental, garbage, grass, green, litter, messy, metal, paper, paper ball, paper basket, paper trash, pollution, protection, recycle, recycling, reuse, rubbish, save, symbol, throwing papers, trash, trash basket, trashcan, used paper, waste, waste basket, wastebasket, wastepaper, wood,