Ключевые слова: aerial, air, atmosphere, building, carbon, chemical, chimney, city, climate, cloud, coal, dirty, ecology, emissions, energy, environment, environmental, factory, gas, global, industrial, industry, landscape, manufacturing, moscow, ozone, pipe, plant, pollution, polution, power, sky, smog, smoke, stack, station, steam, sunrise, sunset, technology, tower, town, toxic, urban, vapor, warming, yellow,