Beijing sees better air quality in January-July period-Xinhua
Beijing sees better air quality in January-July period-
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Beijing sees better air quality in January-July period-
By Saturday afternoon, air quality in the Missoula and Bitterroot valleys had declined from "good" to "unhealthy for sensitive groups."
These cities rank the highest when it comes to levels of fine particulate matter, a major air pollutant.
India is also home to 18 of the 20 cities with the most severe increase in PM2.5 pollution from 2010 to 2019.
India is home to 18 of the 20 cities with the most severe increase in fine particle pollutants (PM2.5) from 2010 to 2019, according to a comprehensive and detailed analysis of air pollution and global health effects for over 7,000 cities.