NEW DELHI :
New Delhi was the world’s most polluted capital for the third straight yr in 2020, based on IQAir, a Swiss group that measures air high quality ranges based mostly on the focus of lung-damaging airborne particles often known as PM2.5.
India was residence to 35 of the world’s 50 most polluted cities, based on IQAir’s 2020 World Air High quality Report, which gathered information for 106 nations.
The findings had been based mostly on the nation’s annual common of particulate matter PM2.5, airborne particles with lower than 2.5 microns in diameter. Extended publicity to PM2.5 can result in lethal ailments, together with most cancers and cardiac issues.
In 2020, New Delhi’s common annual focus of PM2.5 in a cubic meter of air was 84.1, the examine stated, greater than double the extent of Beijing, which averaged 37.5 in the course of the yr, making it the 14th most polluted metropolis on the planet.
Air air pollution induced an estimated 54,000 untimely deaths in New Delhi in 2020, based on a latest examine by Greenpeace Southeast Asia Evaluation and IQAir.
Regardless of an 11% discount within the annual common of PM2.5 ranges as a consequence of nationwide coronavirus lockdown curbs imposed final yr, India emerged because the world’s third most polluted nation after Bangladesh and Pakistan.
“Air air pollution in India remains to be dangerously excessive,” the report stated.
In 2020, South Asia endured a number of the world’s worst air high quality on report, it stated.
Final yr, Delhi’s 20 million residents, who breathed a number of the cleanest air on report in summer season months because of the lockdown curbs, battled poisonous air in winter, following a pointy improve in farm fireplace incidents within the neighbouring state of Punjab.
Because the burning of crop stubble peaked, Delhi’s PM2.5 ranges averaged 144 micrograms per cubic metre in November and 157 micrograms per cubic metre in December, exceeding the World Well being Organisation’s annual publicity guideline by greater than 14 occasions, it stated.