A Pakistan rides his donkey-cart though a road while dense smog engulf the neighborhood of Lahore, Pakistan, Saturday, November 5, 2016. Thick smog has engulfed several cities in central Pakistan for few days, causing, breathing problems, road accidents and disruption of flight and train scheduled as well as the closure of the sections of the main motorways. (Photo by K.M. Chaudary/AP Photo)
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