Understanding Antarctic Ice. South Pole. Dome. road to work. Summer camp. Amundsen-Scott South Pole station. Amundson-Scott South Pole. Questions about the ice. A. How cold the ice is B. How old the ice is C. How the ice moves D. How clean the ice is. Light traveling through ice.
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road to work
Amundsen-Scott South Pole station
A. How cold the ice is
B. How old the ice is
C. How the ice moves
D. How clean the ice is
1. Bubbles (trapped air)
Q: As we go deeper, scattering by bubbles
2. Dust particles
Q: As we go deeper, scattering by dust
Ans. varies wildly
3. Volcanic Ash
Old school approach: take ice cores
How old is the ice?
(We don’t really need to know, but we can measure it.)
The ice surface moves by
one inch per day= 9 m/yr
“South Pole” is marked every Jan 1
Nobody knows (yet) if bottom
of ice sheet is dry (frozen) or