The Air Quality Research Center (AQRC) at the University of California, Davis has been monitoring air quality since the 1980s. The recent IMPROVE and CSN networks have also revealed improved air quality in major cities like Los Angeles.  To learn more about air sensor technology visit the whole article here

To address this question and help move the field of air quality sensors forward, AQRC is hosting the Air Sensors International Conference (ASIC) in Oakland, California this September to exchange information about the latest advances in air pollution sensing, how to manage the tremendous data flow, and how to use these sensors to best understand the quality of our air.