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Air pollution has been a consistent and ongoing nuisance in Phoenix — along with five other cities in Arizona, it’s tied for the worst air quality in the nation. According to research group ...
During June 2023, due to the early season wildfires in Canada, cities like New York and Washington DC suffered from dangerous air quality pollution. It was the worst regional air quality in decades for this part of the United States. [6]
The 2018 version of the WHO database contains results of ambient (outdoor) air pollution monitoring from almost 2700 towns and cities in 91 countries. Air quality in the database is represented by the annual mean concentration of particulate matter (PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 micrometers, respectively). [1] [2] [3]
Phoenix, Arizona ranks as the best city for getting outside thanks to a minimal amount of precipitation or hazardous air quality, followed by Denver and Boston. Six of the top 10 best cities are ...
Sacramento has some of the worst air quality in the United States, according to the American Lung Association. Sacramento is among the top 10 most polluted cities in the nation in terms of ozone ...
Below is a list of 526 cities sorted by their annual mean concentration of PM2.5 (μg/m 3) in 2022. [1] [2] By default the least polluted cities which have fewest particulates in the air come first.
Fresno has some of the worst air quality in the United States, according to the American Lung Association. The Central Valley is one of the top 10 most polluted cities in the United States ...
Air quality in Utah is often some of the worst in the United States. [1][2] Poor air quality in Utah is due to the mountainous topography which can cause pollutants to build up near the surface (especially during inversions [2]) combined with the prevalence of emissions from gasoline- and diesel-powered vehicles, especially older models. [3][4 ...