EESA06H3 Lecture 9: Lecture 9.docx
12 Apr 2012
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Exam based on chapters 1-4, 11, 19, 20, lecture 10, 11. We"re going to be talking about pangea 2. The tectonic future of planet earth toward the next supercontinent. Topics: the building of pangea, alpine-himalayan orogeny: indian sub-continent collides with asia after 25 ma destroying the. Tethys ocean: uplift of the himalayas and climate change after 2 ma. Quiz 8: friday march 23rd based n this lecture. The closure of the ocean is the tethys ocean. The himalayan is a dying ocean created by the squeezing of the tethys ocean between india and africa as it moves north. We are in an interglacial which started 10,000 years ago but that ice age started 100 thousand years ago. A scientist believed that our interglacial should have ended 100 years ago but have been extended because of our human activities. Uplift profoundly changed global climate and it resulted in global cooling.
