News Releases Search All News ReleasesView all news releases or search by topic, program, or year. Air PollutionAir Quality PlansClimate ChangeConsumer ProductsFuels(-)HealthIncentivesOn-Road Vehicle ProgramsResearchSmokeSustainable CommunitiesTruck & BusExposureNatural and Working Lands 2022201820172015(-)201420132012(-)2009 2 results found for Jan 7, 2014Study links wildfire smoke exposure to reduced immune system function Jan 22, 2009 Wood smoke is a serious threat to public health Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContact Office of Communications comms@arb.ca.gov