Northern Alaska and Canada, all of Hudson Bay in east. B. Features and polar environments 1. The growing season varies from 60 to 100 days a year. Subarctic Coastal Plains j. Seward Peninsula 4.
Glaciers are particularly impressive and massive in Antarctica .
The consequences of past glaciation may be seen in Yosemite National Park in California. The inflorescence of Carex seen to the left is a member of the sedge family rather than the grass family. Some 700 species. Variety of survival strategies 5. Migratory birds, especially water birds.