Extended Data Fig. 7: Distribution of reserve sizes.

a, Existing global system of protected areas. b, Existing global system of protected areas, plus the niche-based prioritization based on the partitioned habitat maps. c, Existing global system of protected areas, plus the distribution-level prioritization based on the unpartitioned habitat maps. The red dashed vertical line denotes the size of reserves comprising a single terrestrial 25-km2 planning unit. Reserve sizes are depicted on a log10 scale.