Ключевые слова: aerial, air, atmosphere, burning, change, chemical, chimney, chimneys, climate, co2, coal, contamination, dirty, ecology, electric, electrical, electricity, emissions, energy, environment, environmental, exhaust, factory, fossil, fuel, fumes, gas, global, greenhouse, heat, heating, industrial, industry, oil, pipe, pipes, plant, pollute, polluting, pollution, power, production, smoke, station, steam, thermal, tower, toxic, vapor, warming,