(From top) over two million cars traversing Cairo's streets are responsible for much of the city's airpollution (photo: Khaled El-Fiqi); car exhaust is the target of the new government clear air campaign (photo: Antoun Albert)
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(From top) over two million cars traversing Cairo's streets are responsible for much of the city's airpollution (photo: Khaled El-Fiqi); car exhaust is the target of the new government clear air campaign (photo: Antoun Albert)
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