[PDF] air pollution in southern california

Although levels of outdoor air pollutants have fallen dramatically in California over the last 30 years, many parts of the state are still riddled with air quality problems. In fact, Los Angeles County remains one of the most polluted regions in the nation.
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  • Why is the air quality bad in Southern California?

    Environmental conditions, which are prone to frequent and severe wildfires, with mountainous terrain that traps pollution, and a warm climate that contributes to ozone formation, present additional challenges to California's air quality.11 sept. 2023

  • What is a major source of air pollution in Southern California?

    Arguably one of the biggest sources of harmful emissions in California is the transportation industry, which currently accounts for approximately 40% of the state's atmospheric pollution.2 jui. 2022

  • Which city in California has the worst air pollution?

    A recent study published by The Guardian shows that the Bakersfield and South Los Angeles areas in California are the top two places with the worst air quality in the U.S.
  • A number of air pollutants, coming out of a variety of industrial processes, impact the health of California residents. Air monitoring shows that over 90 percent of Californians breathe unhealthy levels of one or more air pollutants during some part of the year.
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