Most Polluted Capital in the World in New Delhi for Third Year: Study | Environment News


The most polluted Indian capital for the third consecutive year in 2020, according to IQAir, a Swiss group that measures air quality.

New Delhi was the most polluted capital in the world for the third year in a row in 2020, according to IQAir, a Swiss group that measures air quality levels based on the concentration of airborne particles harmful to the air. the lungs, called PM2.5.

India was home to 35 of the 50 most polluted cities in the world, according to IQAir’s 2020 Global Air Quality Report, which gathered data for 106 countries.

The results were based on the country’s annual average of PM2.5 particles, airborne particles less than 2.5 microns in diameter. Prolonged exposure to PM2.5 can lead to life-threatening illnesses, including cancer and heart problems.

In 2020, the average annual concentration of PM2.5 in New Delhi in one cubic meter of air was 84.1, according to the study, more than double the level in Beijing, which was on average 37.5 during of the year, making it the 14th most polluted city in the world. .

Air pollution caused an estimated 54,000 premature deaths in New Delhi in 2020, according to a recent study by Greenpeace Southeast Asia Analysis and IQAir.

Despite an 11% reduction in annual average PM2.5 levels due to nationwide coronavirus lockdown restrictions imposed last year, India has become the third most polluted country in the world after the Bangladesh and Pakistan.

“Air pollution in India is still dangerously high,” the report says.

In 2020, South Asia suffered one of the world’s worst air quality on record, he said.

Last year, Delhi’s 20 million people, who breathed some of the purest air on record during the summer months due to the locking curbs, battled the toxic air in the winter, as a result a sharp increase in farm fires in neighboring Punjab.

As the burning of crop stubble reached its peak, PM2.5 levels in Delhi averaged 144 micrograms per cubic meter in November and 157 micrograms per cubic meter in December, exceeding the guideline by more than 14 times. annual exhibition of the World Health Organization.





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