Ключевые слова: air, atmosphere, auto, automobile, car, carbon, chemical, climate, contamination, damage, diesel, dioxide, dirty, disaster, drive, dust, eco, ecology, effect, emission, energy, engine, environment, environmental, exhaust, fog, fuel, fume, gas, gasoline, global warming, health, money, motor, oil, pipe, poison, pollution, power, smog, smoke, sports, tail, toxic, traffic, transportation, truck, vehicle,