Patna is the seventh most polluted city in the world

According to a report released by Greenpeace Southeast Asia, a non-government environmental organisation,
on Tuesday 5/3/2019 .According to 2018 World Air Quality Report jointly compiled by IQAir AirVisual and Greenpeace, theannual level of PM 2.5 – particulate matter less than 2.5microns – in 2018 was 119.7 micrograms per cubic metre in Patna, which falls in the category of unhealthy air.

In Bihar, Patna is followed by Muzaffarpur which ranks 13 in the report with annual average of PM 2.5
concentration at 110.3 micrograms per cubic metre, followed by Gaya at 18th rank with a yearly average of
PM 2.5 at 96.6 micrograms per cubic metre.

PM 2.5 are tiny pollutants in air that causes the air to turn hazy, invade lungs and can even cause cancer.
World Health Organisation (WHO) has already termed air pollution as carcinogenic. The tiny pollutants are
considered one of the major reasons for air pollution in the state capital.
The report has been compiled with data from around 3,000 cities across the globe. As per the guidelines of
World Health Organisation (WHO), the annual average of PM 2.5 concentration in air should never cross the
mark of annual average of 10micrograms per cubic metre.

Patna has constantly been topping the list when it comes to poor air quality index (AQI). On Tuesday as well,
the AQI level, as per a daily nationwide report prepared by Central Pollution Control Board (CPCB), was
measured at 234, putting it in ‘poor’ category. According to CPCB, ‘poor’ air quality can lead to breathing
discomfort to most people on prolonged exposure. The AQI of the city, in fact, surges to over 400 during the
peak winter months of December and January.Asked about reasons for high level of PM 2.5, Birendra Kumar, public relations officer at Bihar State
Pollution Control Board (BSPCB), blamed construction activities and alluvial soil on the banks of the Ganga,which settles in the lower level of atmosphere.

Source: TOI

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