SMOG in Lahore increases: Met Office reveals causes
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LAHORE - The residents of Lahore are suffering due to a dense blanket of smog, which has engulfed the city for the last many days.
According to the Local Meteorological Department, the smog blanket thickened due to cold high pressure in the upper atmosphere.
The smog mostly comprises of nitrogen oxide, carbon monoxide, sulphur dioxide and other aerosols.
