1) What is the surface circulation? And how deep does it go? 2) Geostrophy Synthesis: Imagine you...
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1) What is the surface circulation? And how deep does it go? 2) Geostrophy Synthesis: Imagine you were on a sailboat in the ocean, and your eyes were good enough to pick out variations in the large scale surface height. On which side of a water-hill would you sail if you wanted to move the fastest?
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Transcript of 1) What is the surface circulation? And how deep does it go? 2) Geostrophy Synthesis: Imagine you...
1) What is the surface circulation? And how deep does it go?
2) Geostrophy
Synthesis: Imagine you were on a sailboat in the ocean, and your eyes were good enough to pick out variations in the large scale surface height. On which side of a water-hill would you sail if you wanted to move the fastest?
Two major earthquakes: Haiti and Chile: Where and why?
Which earthquake was stronger?Haiti was a magnitude 7.0 quakeChile was a magnitude 8.8
Chilean quake was nearly 100 times stronger! Why 100? each magnitude is factor of ten.
But in Chile, about 1000 deadIn Haiti, about 200,000 dead
In Haiti, one person dead for every person who did not have power in NHthis weekend!
WHY?
Why? Haiti
Why? ChileAnd look at pictures of buildings that did fail catastrophically!
They look like Hatian buildings, or (mud)-bricks!
And also good government! Police looking for victims in Chile
