James H. Crawford and Ken Pickering, Air Chemists who are part of the NASA AQ-Discovery team. “Discovery AQ” — AQ for air quality is a $30billion project conducted at several different locations in the US, including the San Joaquin Valley. On the show you’ll hear about this project, their observations so far and how this information will be used to improve the valley’s air quality. More information on Discovery-AQ at www.nasa.gov/discovery-aq