World Air Quality Index By City
Check out which city in the world had the highest level of air pollution pm2 5.
World air quality index by city. Find out the most polluted cities in the world in 2019. Live air quality aqi city ranking world s most polluted cities world s most polluted countries air quality and pollution city ranking 14 september 2020 12 35. Live air quality aqi city ranking world s most polluted cities world s most polluted countries air quality and pollution city ranking 16 september 2020 00 12.
Air quality index aqi calculation the air quality index is based on measurement of particulate matter pm 2 5 and pm 10 ozone o 3 nitrogen dioxide no 2 sulfur dioxide so 2 and carbon monoxide co emissions most of the stations on the map are monitoring both pm 2 5 and pm 10 data but there are few exceptions where only pm 10 is available. The 2019 world air quality report found that 72 7 of people living in europe breathe air exceeding the who s pm2 5 guideline for annual exposure 10 µg while 98 8 of people breathe unhealthy air in south asia the most polluted region globally. The world air quality index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the world air quality index project team or its agents be liable in contract tort or otherwise for any loss injury or damage arising directly or indirectly from the supply of this data.
