Dinosaur Extinction

Dinosaur Extinction A number of different theories have been assessed end-to-end the course of this research to attempt to reach a design as to the reason behind the extinction of the Tyrannosaurus Rex. Although any arguments are credible, and supportive with educated information and data, the most determinant theory of all is The Alvarez Asteroid Impact theory. Alvarez, a spy at the University of California, discovered a pencil thin backside of Iridium around the rocks in Gubbio, Italy. (New Scientist, 1) Iridium is an element establish in meteorites and asteroids.

In 1980 it was proven that the layer if Iridium was emergence of a huge comet or met eorite that crashed into the earth sixty cinque million years ago. The normal amount of Iridium an master area is to have is 0.001 on an average. The layer of Iridium entrap in Gubbio Italy was 0.003. Thirty times the average amount in split per million. (New Scientist, 1) The theory of the Alvarez Asteroid states that the stre...If you want to get a wide of the mark essay, order it on our website: OrderEssay.net

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