Pollen concentrations for Thursday will be falling but will remain in the high range. This change results in part from rising humidity, relatively calmer winds and expected precipitation in the evening which tends to wash pollen out of the air.
Decrease in Air Pollution Tied to Healthier Lungs in Children
WEDNESDAY, March 4, 2015 (HealthDay News) -- Children in southern California may be breathing easier these days compared with the 1990s, thanks to a big reduction in air pollution, a new study suggests.
Researchers found that as air quality improved in five Los Angeles-area communities over two decades, so did children's l... Full Article »