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Levels and sources of contamination vary by location, UCLA-led study finds
Pollution at street level is worst with buildings in tight rows, UCLA study finds
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Air pollution from the California wildfires is spreading across the state, with hazardous levels being recorded in many regions. In several areas the Air Quality Index showed regions where pollution…
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A decrease in Southern California traffic led to decreases in microscopic air pollutants known as fine particulate matter, or PM 2.5. This contributed to a 20% improvement in air quality…
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“Los Angeles used to be nearly as polluted as Beijing is today,” said Yifang Zhu, co-lead author of the study and professor of environmental health sciences at the Fielding School.…
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As a technology, air purifiers land somewhere between legitimate health device and dubious wellness product. Many health researchers suggest that certain purifiers can reduce harmful airborne pollutants. “I recommend that…