Ключевые слова: backyard, big, bin, black, box, cans, city, collect, collecting, collection, containers, dirt, disposal, dumpster, ecology, environment, environmental, garbage, green, landfill, lots, nobody, outdoors, plastic, pollution, recycle, recycling, refuse, row, rubbish, separate, sorting, street, tank, trash, trashcan, urban, waste, wheels,