IQAir Report: Take the findings with a pinch of salt

Subject :Environment

Section: Pollution

Context: Many developing countries, unlike India, do not have proper air monitoring systems; if they did, India’s ranking would be better.

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The fifth World Air Quality Report by IQAir shows that India is still facing a severe air pollution crisis. The report revealed that 39 Indian cities were among the world’s 50 most polluted cities based on PM2.5 levels in the air.
Delhi was ranked fourth on the list of the world’s most polluted cities, and it was also the most polluted metropolitan city in the world.
Bhiwadi in Rajasthan was the most polluted city in India and the third most polluted city in the world with an annual average PM2.5 level of 92.7.
Out of 131 countries, India ranked eighth with a population-weighted average PM2.5 level of 53.3 μg/m3 in 2022.
According to the report, there was a slight decline in pollution levels in Delhi’s neighboring towns of Gurugram, Noida, Ghaziabad, and Faridabad. The decline ranged from 34% in Gurugram to 21% in Faridabad.

IQAir Report

IQAir is a company that specializes in air quality monitoring and solutions. The company produces an annual report on air quality around the world, called the IQAir Report.
The IQAir Report is an annual report that provides information on air quality levels in countries and cities around the world.
The report draws on data from ground-based monitoring stations, satellite data, and other sources.
The report uses a global Air Quality Index (AQI) to rank countries and cities based on their air quality.
The report provides information on different sources of air pollution, including industrial emissions, transportation, and indoor pollution.