The four environments are a tropical forest, a Laurentian forest, an estuary habitat modeled on the Gulf of Saint Lawrence, and an Antarctic area that houses penguins. The Laurentian forest follows the local seasons.
Biodome Website (English version) (http://www2.ville.montreal.qc.ca/biodome/ebdm2.htm)
wikipedia.org dumped 2003-03-17 with terodump