Hangshui
China smog sparks red alerts in 10 cities
Hazardous smog blanketing China's north-east sparks more red alerts, with authorities advising residents in 10 cities to stay indoors.
December 24, 2015
China smog sparks red alerts in 10 cities
Hazardous smog blanketing China's north-east sparks more red alerts, with authorities advising residents in 10 cities to stay indoors.
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