Air pollution blankets Hong Kong, with nitrogen dioxide and ozone mass causing serious health risk – South China Morning Post

South China Morning Post
A blanket of haze hung over Hong Kong for most of Saturday, with 14 of 16 air quality monitoring stations reaching the highest level of 10+ on the pollution index at 5pm, indicating a “serious” health risk. The stations in Tai Po and Tung Chung

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Source:: Hong Kong News By Google News

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