Ключевые слова: background, bad, bag, bottle, concept, contamination, danger, dirty, dump, earth, eco, ecological, ecology, environment, environmental, flora, forest, garbage, grass, green, ground, heap, illegal, industry, issue, junk, landfill, landscape, litter, mess, nature, outdoor, paper, park, people, pile, plastic, pollution, problem, protection, recycle, recycling, rubbish, scrap, summer, toxic, trash, tree, urban, waste,