Thousands Urged To Remain Indoors in California Over Air Quality
Summary
Large parts of southern California are under air quality alerts due to smoke from wildfires and high ozone pollution. Officials advise people, especially vulnerable groups, to stay indoors and avoid outdoor activities to protect their health.Key Facts
- Air quality alerts are in effect through Thursday across southern California, including Greater Los Angeles and Inland Empire regions.
- Wildfire smoke increases dangerous fine particle pollution (PM2.5), which can enter deep into lungs and bloodstream.
- Elevated ground-level ozone or smog, formed by heat, sunlight, and pollution, affects the Imperial Valley area.
- The National Weather Service warns that air quality can change quickly depending on fires and wind.
- People should stay inside with windows closed, use air purifiers, and limit outdoor exercise.
- Both PM2.5 and ozone can cause coughing, asthma attacks, chest pain, and more serious heart and lung problems.
- Vulnerable groups include children, elderly, pregnant women, and people with lung or heart diseases.
- Even healthy people may feel symptoms during heavy smoke events.
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