Ключевые слова: asia, background, bag, bottle, bottles, chemical, chemistry, contamination, crime, danger, dirt, dirty, disaster, dump, ecology, empty, environment, environmental, floating, garbage, global, global warming, industrial, lake, nature, outdoor, plastic, polluted, pollution, problem, recycle, recycling, refuse, river, river water, rubbish, sewage, toxic, trash, unhygienic, waste, water,