Ключевые слова: background, bag, bin, blue, bottle, can, concept, conservation, consumption, container, contamination, dirt, dirty, disposal, dump, eco, ecological, environment, environmental, garbage, green, ground, heap, industrial, junk, junkyard, landfill, litter, management, material, metal, nature, package, paper, pile, plastic, pollution, protection, recycle, reusable, reuse, rubbish, sanitary, save, symbol, trash, treatment, truck, waste,