Periglacial areas

1
Periglacial areas

• You should be able to describe and explain the
  different locations of continuous, discontinuous
  and sporadic permafrost
• You should be able to describe and explain the
  different climates in these 3 zones.

2
Changes in the permafrost layer in Northern Canada
1. Define the key terms around the digram
below 2. Describe and explain the changes in the
cross section below.
3
Changes in the permafrost layer in Northern
Canada (map of area shown on section)
Arctic Ocean
USA (Alaska)
Hudson Bay
Canada
Pacific Ocean
USA
4
Draw the graphs on Excel for these 3 areas in
Canada. Add them to your map of Canada and state
if they are from zones of continuous,
discontinuous or sparadic permafrost
5
(No Transcript)
6
Analyse the graph below
7
Review
How would these patterns change over time and
space?
When does glaciation end and periglaciation
begin?
Are the actions of a thawing glacier glaciation
or periglaciation?