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particulate matter
Hanoi air quality bad on 60 days last year, but ‘not too alarming’: official

Hanoi air quality bad on 60 days last year, but ‘not too alarming’: official

Hanoi suffered 60 days of poor air quality last year but “people shouldn’t be too alarmed,” an environment ministry official has said.
How air pollution particles travel through human body

How air pollution particles travel through human body

Air pollution: Hanoi authorities mute on 'silent assassin'

Air pollution: Hanoi authorities mute on 'silent assassin'

 
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