Ключевые слова: air, at, beach, beachgoers, billowing, boats, building, chimney, contamination, editorial, effluence, emissions, environment, environmental, exterior, factory, fumes, gas, gasses, global, greenhouse, hazy, horizontal, hydrocarbons, in, indiana, indiana dunes state park, industrial, industry, lake, lake michigan, manufacturer, manufacturing, mill, ocean, of, out, outside, ozone, people, person, pollutants, polluted, polluting, pollution, problems, shoreline, sky, smog, smoke, smokestack, smokey, smoking, soot, stack, steel, steelmill, summer, the, toxic, unhealthy, warming, waste, water, with,