Ключевые слова: background, brine, buzzer, communication, computer, contamination, danger, dirty, disaster, dispose, drink, earth, ecology, environment, environmental, europe, ganges, garbage, industrial, industry, laptop, lifestyle, lost, metal, nature, notebook, old, outdoor, plastic, pollutants, polluted, pollution, problem, recycle, recycling, river, rubber tires, rubbish, stone, technology, thrown away, tire, trash, waste, water, wheel, work,