The conservation of biodiversity supports efforts to ensure the long-term stability of wildlife species and habitats, ecosystems and economies, and public health and welfare. Because the greatest threats to wildlife and biodiversity in the United States are habitat destruction, degradation, and fragmentation, purchasing land outright or protecting it through the acquisition of a conservation easement ensures the protection of lands important for habitat. However, which lands are conserved—and in what pattern they are conserved—is equally important for maintaining habitat connectivity and minimizing the corrosive effects of habitat fragmentation. Prioritizing lands for acquisition maximizes the conservation benefit of...