Ключевые слова: air, air pollution, atmosphere, chemical, chimney, climate change, coal, contamination, dioxide, dirty, ecology, editorial, electricity, emission, energy, environment, environmental, factory, fume, gas, global, greenhouse gas, heavy, horizontal, industrial, iron, landscape, manufacturing, metal, metallurgical, nature, panorama, pipe, plant, pollution, power, power station, production, russia, sky, skyline, smog, smoke, steam, steel, technology, tower, toxic, warming,