In the California Forest Fire season of 2018, nearly 2 million hectares of land were burned and smoke waves sent into the already polluted skylines of the state.
Following the campfire in Paradise, California, pollution levels were observed in the north of the state, outperforming China and India – two of the world's most polluted nations.
Read More: What Causes Air Pollution for the Body and Brain
Despite these losses in air quality, a recent report from IQAir, a global air quality database, found that average air pollution levels in the US lie The US met the 201
The report listed dozens of "moderate" air quality US cities that could cause respiratory problems in sensitive individuals (such as children, older adults, or people with lung or heart disease) who engage in outdoor activities , Other cities had levels of pollution just below the WHO threshold.
Since these cities were often located in the same metropolitan area, we distilled the report's data to include only large metros (with at least one million inhabitants).
Take a look at the eight metropolitan areas with the worst air pollution in the US.