_:b1218429 . _:b1218429 "A large unit of land or water containing a geographically distinct assemblage of species, natural communities, and environmental conditions."^^ . _:b1218429 "DOI:10.1641/0006-3568(2001)051[0933:TEOTWA]2.0.CO;2"^^ . _:b1218429 . _:b1218429 "URL:http://worldwildlife.org/biomes"^^ . _:b1218429 .