Ключевые слова: agriculture, background, bag, bottle, bottles, chemical, cleaner, cleanup, coast, collect, dirt, dirty, dump, ecology, environment, environmental, fear, garbage, gas mask, hand, horror, junk, lake, litter, movement, nature, night, oil, park, people, plastic, poison, polluted, pollution, pond, problem, recycle, rotting, rubbish, sewage, smell, substance, suit, toxic, trash, unhygienic, unpleasant, volunteer, waste, water,