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Unformatted text preview: Summary of the Cook Reading 99-121 January 20, 2007 This section of the book began in Africa and it set the stage for the way in which certain evolutionary advances took place here. Cook first begins to explain how people never really migrated to Africa because this is where the people actually evolved from. The land just south of the Sahara contains such a vast amount of genetic diversity that the amount found there is more than any where else in the world at that time. He then goes to explain the type of climate that is found there and sets the stage for the living conditions of the certain types of civilizations which inhabit Africa, being the Pygmies & Bushmen which are the two predominate ones in the beginning of the chapter. The climate north of the equator is compared with that of the Americas. The northern part is grasslands, and even more north is the Sahara desert with a long coast line. While the southern part is the desert and even further south contains an area with Mediterranean climate with winter...
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- Spring '07