Extreme climates Flashcards
1
Q
At what latitude is a polar environment?
A
66 degrees and 33 minutes North or South of the Equator
2
Q
Describe the adaptions of coniferous trees in the harsh boreal forest environment.
A
coniferous forest biome adaptions include :
shallow roots to avoid permafrost;
cone shape in order to help shed snow;
Thin upper trunk can bend in high winds.
3
Q
Adaptions of arctic fauna …
A
migration into the region in spring but leaving before winter
Thick white fur for camouflage and insulation
Dens dug into snow or caves - digging into frozen permafrost is impossible
thick blubber to act as insulation
Small SA to Volume ratio
4
Q
What are precipitation levels in polar region like?
A
less than 50mm per year
