1.4 Journey of the Nile Flashcards
What are the 2 major tributaries of the Nile?
The White Nile and the Blue Nile
Where does the White Nile begin?
The White Nile originates from the Great Lakes in Central Africa
Where does the Blue Nile flow from?
Flows from Lake Tana in the Ethiopian Highlands
Where do the Blue and White Nile meet?
Khartoum, Sudan
What type of soil does the Blue Nile carry?
Fertile volcanic silts during monsoon months
What type of soil does the White Nile carry?
light coloured clay sediment
What impact does the soil in the White Nile have?
limits sediment and infiltration load
What does porous mean?
Refers to the total volume of pore spaces within a rock
What do pervious rocks have?
Distinct jointing patterns and bedding planes which allows water to flow through (e.g Limestone or Causeway Basalt Colonnade)
What effect does the soil and rock type have on infiltration?
Infiltration rates will increase as porosity and permeability increase
What effect does vegetation have on a drainage basin?
The presence or absence of negation affects the amount of interception, infiltration, occurrence of overland flow and transpiration rates.
What project is Ethiopia currently building?
The Grand Renaissance Dam
What impact does the Great Renaissance Dam have on Egypt?
IT threatens water security for Egypt as 90% of Egypt’s water comes form the Blue Nile’s summer floods
How many different countries does the Nile travel through?
11 countries
When and where does the annual rainfall occur?
Annual monsoonal rainfall over the Ethiopian highlands during May-Aug - floods the Nile in lower reaches
