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Air pollution hits Tehran, Iran 

          

          
 Source: Xinhua| 2018-12-17 07:53:36|Editor:  mym 

          

                
          

          

          

          

          

          
    

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          IRAN-TEHRAN-AIR POLLUTION
          

          A man walks on a street in Tehran, Iran, on Dec. 16, 2018. Air pollution has become a serious problem in Tehran in recent years. (Xinhua/Ahmad Halabisaz) 
          

          

          

          

          


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KEY WORDS: Air pollution

                
          

          



          


          

          


          

          

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