Fig. 1From: The subway microbiome: seasonal dynamics and direct comparison of air and surface bacterial communitiesTaxonomic overview. a Relative abundances of the top 15 phyla. b Heatmap of most abundant families (relative abundance ≥ 0.01), color coded by phylum following the legend in panel a. Particularly differentiated features are highlighted with arrows, where green indicate seasonal variation and red variation between air and surface samplesBack to article page