Ключевые слова: air, burning, carbon, carbon dioxide, chemical, chimney, climate, dioxide, dirty, districtheating, ecology, electricity, emission, energy, environment, environmental, evaporation, exhaust, factory, forest, fuel, fume, gas, generation, global, globalwarming, greenhouse, heating, heavy, industrial, industry, labdscape, manufacturing, pipe, plant, polluted, pollution, power, powerstation, production, sky, smog, smoke, stack, station, steam, technology, tower, tree, vapor,