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Map of Nile tributaries in modern Sudan, showing the Yellow Nile The Nile represented in an ancient Roman mosaic found from the ruins of Pompeii. The Yellow Nile is a former tributary that connected the Ouaddaï highlands of eastern Chad to the Nile River Valley c. 8000 to c. 1000 BCE. [49] Its remains are known as the Wadi Howar.
Map of the Lower Nile valley; the Triakontaschoinos is the area between the first cataract (1) and the second (2) The Triakontaschoinos (Greek ...
The main water supplier for the basin is Lake Victoria, located in the Great Rift Valley. [4] About 238 million people live within the Nile basin, 172 million of those inhabit rural localities. [5] In the southwestern part of the basin in South Sudan near the watershed with Congo Basin relief is made up a single large pediplain. [6]
The Upper Nile plant is the Egyptian lotus, and the Lower Nile plant is the Papyrus Sedge (Cyperus papyrus), although it is not nearly as plentiful as it once was, and is becoming quite rare. [ 20 ] Several hundred thousand water birds winter in the delta, including the world's largest concentrations of little gulls and whiskered terns .
The Nile Valley on the eastern edge of North Africa is one of the richest agricultural areas in the world. The desiccation of the Sahara is believed to have increased the population density in the Nile Valley and large cities developed. Eventually, ancient Egypt unified in one of the world's first civilizations. [citation needed]
The Cataracts of the Nile are shallow lengths (or whitewater rapids) of the Nile river, between Khartoum and Aswan, where the surface of the water is broken by many small boulders and stones jutting out of the river bed, as well as many rocky islets. In some places, these stretches are punctuated by whitewater, while at others the water flow is ...
Map of Nile tributaries in modern Sudan Wadi Howar is the remnant of the ancient Yellow Nile , a tributary of the Nile during the African humid period from about 9500 to 4500 years ago. At that time, savanna fauna and cattle herders occupied this region and the southern edge of the Sahara was some 500 kilometres (310 mi) further north than it ...
Map of Ancient Egypt and nomes. After the desertification of the Sahara, settlement became concentrated in the Nile Valley, where numerous sacral chiefdoms appeared.The regions with the largest population pressure were in the Nile Delta region of Lower Egypt, in Upper Egypt, and also along the second and third cataracts of the Dongola Reach of the Nile in Nubia. [5]