Each of the three divisions is distinguished by topography and geology. The other physiographic regions are the
Canadian Shield, the
Hudson Bay Lowlands, the
Interior Plains, the
Cordillera, the
Great Lakes–St. Lawrence Lowlands, and the
Appalachian Uplands.
Innuitian region There are two mountain zones in the
Innuitian Region. In between lies a vast terrain with plateaus, uplands and lowlands.
Arctic Coastal Plain The Arctic Coastal Plain includes its three divisions, Island Coastal Plain,
Mackenzie Delta, and the Yukon Coastal Plain, each distinguished by physiographic characteristics.
Arctic Lowlands The
Lancaster Plateau,
Foxe Plain,
Boothia Plain,
Victoria Lowland, and
Shaler Mountains comprise the Arctic Lowlands. This includes parts of
Ellesmere Island,
Devon Island,
Somerset Island and the
Brodeur Peninsula. ==References==