ARCH 252 Lecture 1: Lecture 1& Tutorial; Regions & Sarah Baartman
16 Jul 2016
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Rift valley system: western & eastern rift valley, lake victoria to jordan rift valley, part of larger afro-arabian rift system 6000km long, olduvai gorge, hadar, jordan rift valley is very prone to earthquakes, lowest point of the rift. Rivers: nile; blue nile goes to ethiopian highlands, 17,000 kilometers, white nile. Lake nasser & aswan dam (built because a lot of the fertility isn"t being transferred passed the region. Nile is the gift to egypt, with no nile there"s no egypt. Floods begin in sudan in april, reach cairo in october. River falls during nov with lowest levels in may. Modern floods controlled by aswan high dam. Ancient egyptians really appreciated the nile (called him hapi) Egyptians didn"t want the nile too high because it"d cause floods, and didn"t want it too low. Most civilizations began around rivers: zambezi, limpopo, orange; dutch language, and orange is their national color.
