Report: LA has most polluted air in United States
The city shows a 6% pollution decrease in 2021 compared to the previous year.
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The city shows a 6% pollution decrease in 2021 compared to the previous year.
IQAir, which sells air purifiers and quality monitors, analyzed PM2.5 air pollution from more than 6,000 monitors around the world. Here are its results.
The World Air Quality Report released by IQAir reveals Delhi to be the most polluted capital city in the world in terms of air quality for the fourth year in a row.
“India also continues to feature prominently among the most polluted cities with 35 of the top 50 most polluted cities being in this country," the report stated.
Delhi was found to be the most polluted capital in the world for the fourth consecutive year in 2021 and 35 of the 50 cities with the worst air quality were in India, according to a new report. In 2021, none of the cities in India met the prescribed World Health Organization air quality standards of 5 micrograms per cubic meter, stated the World Air Quality Report 2021,