States of the Union: Ranking America's Biodiversity

Stein BA

This state-by-state analysis of U.S. biodiversity ranks all 50 states on several key biological characteristics, including diversity of species, endemism, levels of rarity and risk, and species already lost to extinction.

NatureServe Author(s)


  • Stein BA. 2002. States of the Union: Ranking America’s Biodiversity. Arlington, Virginia: NatureServe.