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More is known about the health effects of breathing air from burning trees and brush in wildfires, according to Keith Bein, a professional researcher at the Air Quality Research Center, at the ...
Fine-particle air pollution can cause inflammation in the lungs and reduce heart function — lasting effects similar to smoking cigarettes or exposure to diesel exhaust, the New York Times reported.
Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of inhaling smoke. Los Angeles air quality and smoke maps: See latest AQI ...
A view of Los Angeles covered in smog. Pollution in California relates to the degree of pollution in the air, water, and land of the U.S. state of California.Pollution is defined as the addition of any substance (solid, liquid, or gas) or any form of energy (such as heat, sound, or radioactivity) to the environment at a faster rate than it can be dispersed, diluted, decomposed, recycled, or ...
These sections require the EPA "(1) to list widespread air pollutants that reasonably may be expected to endanger public health or welfare; (2) to issue air quality criteria for them that assess the latest available scientific information on nature and effects of ambient exposure to them; (3) to set primary NAAQS to protect human health with ...
Air quality alert AQA – Significant atmospheric pollution (through inhalable particulates or ozone) is expected to accumulate in a given area, and may be hazardous to people suffering from respiratory conditions. Criteria developed in conjunction with the local or state EPA and the product issued at their request.
The U.S. has a measurement system for air quality called the air quality index (AQI). The AQI has six color-coded categories with a value system that runs from zero to 500.
Local Weather Forecast Offices (WFO) of the National Weather Service may issue a Special Weather Statement to alert of a specified hazard that is approaching or below warning or advisory criteria, that does not have a specific alert product code of their own (such as for widespread funnel clouds with limited to no threat of complete tornadogenesis, the likelihood of landspouts, or strong ...