Record smog level shuts down Shanghai

Shanghai authorities ordered schoolchildren indoors and halted all construction Friday as China's financial hub suffered one of its worst bouts of air pollution, bringing visibility down to a few dozen meters.

  • Record smog level shuts down Shanghai
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  • Levels of PM 2.5 - tiny particles in the air considered particularly hazardous to health - rose to more than 600 micrograms per cubic metre in the afternoon, Shanghai's government said on its microblog. That is 24 times the World Health Organization's (WHO) safety guideline of 25 micrograms.
    Levels of PM 2.5 - tiny particles in the air considered particularly hazardous to health - rose to more than 600 micrograms per cubic metre in the afternoon, Shanghai's government said on its microblog. That is 24 times the World Health Organization's (WHO) safety guideline of 25 micrograms.
  • The smog forced the city's two airports to cancel or delay hundreds of flights on Friday.
    The smog forced the city's two airports to cancel or delay hundreds of flights on Friday.
  • The dirty air that has gripped Shanghai and its neighbouring provinces for days is attributed to coal burning, car exhaust, factory pollution and weather patterns, and is a stark reminder that pollution is a serious challenge in China.
    The dirty air that has gripped Shanghai and its neighbouring provinces for days is attributed to coal burning, car exhaust, factory pollution and weather patterns, and is a stark reminder that pollution is a serious challenge in China.
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  • As a coastal city, Shanghai usually has mild to modest air pollution, but recent weather patterns have left the city's air stagnant.
    As a coastal city, Shanghai usually has mild to modest air pollution, but recent weather patterns have left the city's air stagnant.
  • Airborne particles have been linked to hundreds of thousands of premature deaths, and the problem has tarnished the image of Chinese cities including Beijing, which saw an almost 15 percent drop in tourist visits during the first half of this year.
    Airborne particles have been linked to hundreds of thousands of premature deaths, and the problem has tarnished the image of Chinese cities including Beijing, which saw an almost 15 percent drop in tourist visits during the first half of this year.
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