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Polar deserts are areas with less than _____ millimetres of precipitation per year.
250
What is the average temperature during the warmest month in a. polar desert?
10 degrees celsius
Which continent is dryer: Australia or Antarctica?
Antarctica
In some of the deepest parts, how deep is the ice sheet in Antarctica?
4.8 kilometres
Antarctica's ice holds what percentage of the world's fresh water supply?
70%
What is the average temperature during July - August in the South Pole?
-60 degrees celsius
What averge wind speeds did Douglas Mawson & his crew record?
Over 70 kilometres per hour / gusts of over 300 kilometres per hour
What is the name of the most southerly Australian Antarctic base?
Davis
How do most tourists get to Antarctica?
Cruise Ship
What is the name of the very strong winds that carry small pellets of ice and blow continually for weeks on end?
Katabatic winds
What is the name of the driest valley in Antarctica?
McMurdo Valley
What problems can tourism create in Antarctica?
Pollution from oil spills & disturbance to animal habitats
Where are most research bases situated?
On the 2% of Antarctica not covered in ice
