News Releases Search All News ReleasesView all news releases or search by topic, program, or year. Air PollutionAir Quality MonitoringAir Quality PlansClimate ChangeEnforcementEnvironmental JusticeFuels(-)HealthIncentivesOn-Road Heavy-Duty VehiclesOn-Road Vehicle ProgramsResearchSmokeSustainable CommunitiesTransitTruck & BusExposureNatural and Working Lands 2022201820172015(-)2014201320122009 1 results found for Ene 7, 2014Study links wildfire smoke exposure to reduced immune system function Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContacto Office of Communications comms@arb.ca.gov