The Antarctic Flashcards
1
Q
Name 4 facts about Antarctica
A
- It is the remotest, coldest windiest and least populated continent
- The average temperature is -49 degrees centigrade
- Its land area is 7 million km^2 making it the second smallest continent behind Australia
2
Q
Antarctica is dominated by a giant ice sheet, give some facts about it
A
- It has an average thickness of 2000m
- Only 0.4% of Antarctica isn’t covered by ice
- It stores 70% of the earth’s fresh water
3
Q
Is Antarctica a desert?
A
Yes, it is one of the driest places on Earth- its average annual precipitation is below that of many of the world’s deserts
4
Q
Name 3 species which live in Antarctica
A
Penguins, seals and many forms of algae
5
Q
Give 3 reasons why Antarctica should be protected
A
- Its aesthetic value
- Its wildlife is unique and is a pure natural system
- There’s a need to preserve the gene pool to ensure genetic diversity is maintained
6
Q
Why is it difficult to enforce any code of conduct on Antarctica?
A
No country has sovereignty over it
7
Q
What is special about the Antarctic environment?
A
It is extremely fragile, the cold means it is slow o recover, footprints on mosses can remain for decades. It is easy to disrupt any part of it