Airliners at Beijing Capital International Airport yesterday morning. Several flights were delayed by the poor visibility. Photo: Xinhua

Flights cancelled as Beijing is blighted by smog yet again

Travel chaos at end of holiday after visibility drops below 500 metres, and new study puts the blame on nature and human activities

Topic |   China pollution

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Airliners at Beijing Capital International Airport yesterday morning. Several flights were delayed by the poor visibility. Photo: Xinhua
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