Most Polluted Cities in North America: Air pollution is one of the global environmental issues that poses life-threatening effects on the world. Moreover, just like other countries, the US also has many such states and cities that are performing poorly in the race to reduce pollution. The air quality index is calculated to check the air pollution in an area and its severity. The higher the value of the Air Quality Index, the more pollution in the area. Other than that, particulate matter is also a widely used indicator that shows the pollutants present in the atmosphere.
However, the Air Quality Index is not the main concern of Air pollution; it exposes humans and all other living organisms to the risk to their lives. It is caused when harmful substances are left in the air without proper treatment, including particulate matter, excess CO2, and CO. They pose several health risks not only to humans but also to animals and birds, including respiratory issues like asthma or…