News Releases Search All News ReleasesView all news releases or search by topic, program, or year. (-)HealthIndoor Air Quality & ExposureResearch(-)Air Cleaners & Ozone Generating ProductsAir Quality Improvement Program GuidelinesAir Toxics ProgramCalifornia Climate InvestmentsCalifornia Methane Research ProgramCalifornia State Implementation PlansCommunity Air Protection Program Community HealthCommunity SolutionsConsumer Products ProgramExposureIndoor AirIndoor Air Cleaner EnforcementNatural and Working Lands Outdoor Air Quality StandardsResearch PlanningStatewide Greenhouse Gas Monitoring NetworkStudy of Neighborhood Air near Petroleum SourcesSustainable Communities & Climate Protection ProgramWildfiresWildfire Smoke Clean Air Center Grant2018 1 results found for Apr 20, 2018Study: High-efficiency filters slash indoor air pollution but not asthma symptoms Email UpdatesKeep up to date with the latest press releases and media advisories.SubscribeContact Office of Communications comms@arb.ca.gov