Ключевые слова: air, apocalypse, apocalypse background, blue, carbon, chemical, chemical plant, chimney, climate, cloud, coal, dioxide, dirty, ecology, emission, energy, enviroment, environment, environmental, factory, gas, global, heat, industrial, industry, landscape, pipe, plant, pollution, power, powerplant, refinery, sky, skyline, smog, smoke, stack, steam, technology, toxic, warming, waste, water, white,