Heavy pollution shuts schools in Iran's capital

[WorldNews]

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Iran shut schools and apologised to tourists Monday as its cities were hit by choking levels of air pollution. A blanket of brown-white smog descended on the capital Tehran on Sunday, blocking views of the mountains that line its northern edge and forcing many of its 14 million residents to retreat indoors or don face masks in the street. The pollution in Tehran hit 156 on the Air Quality Index of deadly airborne particles, over the 150 considered "unhealthy" for the general public.

 

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