The aerobiome-health axis: A paradigm shift in bioaerosol thinking Exposure to airborne bacteria depends upon vertical stratification and vegetation complexity Vertical Stratification in Urban Green Space Aerobiomes Mapping the effects of ozone pollution and mixing on floral odour plumes and their impact on plant Effect of phytoncides from trees on human natural killer cell function The potential of outdoor environments to supply beneficial butyrate-producing bacteria to humans Indoor green wall affects health-associated commensal skin microbiota and enhances immune regulation Biodiversity intervention enhances immune regulation and health-associated commensal microbiota Spatiotemporal Controls on the Urban Aerobiome Wildland fire smoke alters the composition, diversity, and potential atmospheric function of microbi