Ключевые слова: air, building, business, carbon, chemical environment, chimney, coal, cold, damage, danger, dark, dioxide, disaster, dusk, energy, environmental, factory, floe, fog, fossil, fuel, fumes, gas, generation, global, growth, heavy, ice, industrial, industry, manufacturing, night, oil, pipe, pollution, power, refinery, river, silhouette, sky, smoke, stack, steam, survival, tall, technology, threats, tower, warming,