Ключевые слова: aerial, air, atmosphere, background, bad, building, business, carbon, change, chemical, chimney, climate, cloudy, co2, concept, construction, damage, danger, day, dioxide, dirty, drone, ecology, emission, emissions, energy, environment, factory, footprint, fumes, gas, global, harm, harmful, industrial, industry, inscription, made, manufacturing, nature, object, outdoors, ozone, pipe, polluting, pollution, power, sky, smog, smoke, station, toxic, view, warming,