Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

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.

Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

Pakistan Air Quality Index (AQI). Read the air pollution in Pakistan, get real-time, historical and forecast PM2.5 and weather data with AirVisual.

Compare real-time worldwide air quality levels with AirVisual's interactive air quality and pollution map. Learn from PM2.5 trends and our ranking of most polluted cities in the world.

Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.

Air pollution occurs when any harmful gas, dust or smoke enters the atmosphere and makes it difficult for plants, animals and humans to survive as the air has become toxic. Most air …

Which city in Poland had the highest levels of air pollution? One of the most polluted cities in Poland is Zgierz. In December 2020 it was producing an average US AQI reading of 88 which …

Nepal Air Quality Index (AQI). Read the air pollution in Nepal, get real-time, historical and forecast PM2.5 and weather data with AirVisual.

From the smog felt in cities to the polluted air inside the house (from cooking, electric heating, lighting), air pollution is a major threat to health and climate. Combined, air pollution (outdoor) …