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Earth and Environmental Systems
Paleozoic and Mesozoic History Objectives
7
Geology
Undergraduate 1
12/11/2012
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Term
First fish
 Definition
November 19th, last geoyear
Term
First land plants
 Definition
November 26th, last geoyear
Term
The Permian Extinction
 Definition
December 12th, last geoyear
Term
First mammals
 Definition
December 12th, last geoyear
Term
First birds
 Definition
December 18th, last geoyear
Term
Dinosaur extinction at the K/T boundary
 Definition
December 26th, last geoyear
Term
What was the long term (tectonic scale) affect of the asteroid impact on the Earth's climate?
 Definition
No long term effect, only short term (extinction, fire, ice)
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