Ключевые слова: background, bag, beach, black, bottle, chemical, cleanup, coastline, damage, danger, dirty, disaster, discard, dump, earth, ecological, ecology, environment, environmental, garbage, industrial, industry, lake, liquid, material, metal, natural, nature, ocean, oil, old, plastic, pollute, polluted, pollution, problems, recycle, recycling, river, rubbish, sea, sewage, shore, stone, stream, toxic, trash, unhygienic, waste, water,