Ключевые слова: accident, animal, animals, background, black, catastrophe, chemical, chemicals, coastline, color, contaminate, contaminated, danger, dangerous, dead, death, decay, dirty, disaster, disease, ecological, ecology, ecosystem, environment, environmental, fauna, fish, food, garbage, harmful, lake, life, marine, natural, nature, poison, pollute, polluted, pollution, pond, problem, river, rotten, sea, sewage, smell, stink, toxic, waste, water,