Published on
05:45 GMT
Hà Nội targets 80 per cent of days with good or moderate air quality annually
HÀ NỘI — Hà Nội has set a target to ensure that up to 80 per cent of the days in a year have air quality index (VN-AQI) levels rated as good or moderate, based on data from standard national and city monitoring stations, according to the director of the …
Source:
Vietnam News Agency
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