Ключевые слова: air, atmosphere, carbon dioxide, chemical, chimney, climate, closeup, cloud, co2, dioxide, ecology, energy, environment, environmental, evening, factory, factory pollution, fuel, gas, global, graph, growth graph, heating, increases, industrial, industrial smoke, industry, night, pipe, plant, pollution, power, power plant, price, price increase, prices, rising energy prices, sky, smog, smoke, smokestack, stack, steam, technology, tower, toxic, vapor, warming,