B3I1O1R1E1G2I1O1N1
12 points
BIOREGION is validvalid
a collection of ecoregions with an ecozone [n BIOREGIONS]
an area in which climate and environment are consistent [n -S]
a collection of ecoregions with an ecozone [n BIOREGIONS]
an area in which climate and environment are consistent [n -S]