Find out the most polluted cities in the world in 2023. Check out which city in the world had the highest level of air pollution PM2.5. Download the IQAir AirVisual world air quality report.
Find out the most polluted cities in the world in 2023. Check out which city in the world had the highest level of air pollution PM2.5. Download the IQAir AirVisual world air quality report.
Delhi, India is a mega-city home to over 29 million people and is the second largest city on Earth. In 2023, the city’s average annual PM2.5 concentration was 102.1 µg/m3, a significant increase from the 2022 average of 93 µg/m³. Delhi was the fourth most polluted large cit...
Find out the most polluted countries in the world in 2023. Check out which country in the world had the highest level of air pollution PM2.5. Download the IQAir AirVisual world air quality report.
Delhi is not the world’s most polluted city anymore, the World Health Organisation’s urban air quality database shows. Ten upcoming Indian cities and towns have landed in the top twenty most polluted places. Half of the world’s 20 most polluted cities are...
INDIAPREVENTION of infectious disease transmissionAIR pollution preventionAIR pollutionPARTICULATE matterCOVID-19TIMEPUBLIC healthGOVERNMENT agenciesDESCRIPTIVE statisticsBackground: COVID-19 has become a global pandemic, prompting lockdowns in practically every country. To prevent the spread of the disease, ...
Air pollution causes an estimated seven million premature deaths every year according to the World Health Organization. The recently releasedIQAir AirVisual 2020 World Air Quality Reportfound that 15 of the world's 20worst-pollutedcities are inIndia, though the worst affected city on the planet is...
In this graphic, we map the world’s most polluted countries according toIQAir, ranked by their annual average PM2.5 concentration (μg/m³) in 2023. The unit μg/m³ refers to micrograms per cubic meter. What is PM2.5? PM2.5 refers to fine particulate matter, with a diameter of ...
MUMBAI, March 5 (Xinhua) -- India has received the dreadful distinction of having seven of its cities in the list of top 10 most polluted cities in the world, according to data compiled in the IQAir AirVisual 2018 World Air Quality Report on Tuesday. ...
India has the world’s worst air pollution. Home to 21 of the world’s 30 most polluted cities, its poisonous air kills more than one million people each year. That’s partly because the South Asian nation is the world’s second largest brick producer. Brick kilns(砖窑)— which account ...