Fig. 1: Data collection and workflow.
From: A global atlas of soil viruses reveals unexplored biodiversity and potential biogeochemical impacts

a, The global distribution of samples, scaled by assembled base pairs. b, In order horizontally, histograms of mean soil bulk density (kg dm−3), CEC (cmolc kg−1), clay content (%), total nitrogen content (g kg−1), pH and SOC (g kg−1) associated with our samples from the SoilGrids250 database (0–5 cm). c, The sequence processing workflow.