Ключевые слова: air, atmosphere, bad ecology, building, carbon emissions, chemical, chimney, climate, coal, construction, dioxide, dirty, ecology, emission, emissions, energy, environment, environmental, factory, fuel, fume, gas, global, global warming, heavy, industrial, industry, landscape, manufacturing, metal, metallurgy, panorama, pipe, plant, pollution, pollution air, power, power plant, production, refinery, sky, smog, smoke, station, steam, technology, tower, toxic, vapor, warming,