Beijing achieved remarkable improvements in air quality last year, setting two historic records with the highest number of days with good air quality and the lowest number of days with heavy ...
Beijing, with a yearly average air quality index (AQI) of 144 ... with the most significant fall spanning between 2013 and 2017 (Chart 1). To be sure, Beijing’s pollution control programme ...
BEIJING -- Beijing recorded 290 days of good air quality last year, the highest since monitoring began, the municipal ecology and environment bureau said Thursday. The number of days with good air ...
The second sandstorm in two weeks hit Beijing on Sunday, turning the skyline yellow and plunging air quality readings to severely polluted. The Chinese capital experienced strong winds on Sunday ...
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Why doesn't India compete with China and clean Delhi's airUS embassies worldwide have been recording AQI since 2008. It started with Beijing. Another chart he shared shows how rapidly the AQI reading in Beijing improved, with 2014 as the crucial year.
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