Rivers are cheap means of transport, compared to roads and railway. But most rivers in Africa are not navigable due to water falls, weeds and being seasonal.
Why are some rivers not used for navigation?
Most of our rivers are no longer navigable. The building of weirs, without locks stop navigation except during floods. Then during floods the lack of lifting span or high clearance bridges would stop navigation.
Why most rivers in Uganda are not navigable?
Most of our rivers are: Swampy and this cannot allow water transport. Most rivers are characterized by many meanders and this cannot make navigation easy.
Why are rivers not good for transport?
Most rivers are seasonal and therefore the water levels fluctuate making it difficult to sail. … Presence of waterfalls and rapids along the courses of some of the rivers hinder development of river transport as they have increased velocity of river water/very steep.
Are there any navigable rivers in Africa?
The Nile River has been navigable since the time of the pharaohs some 4,000 years ago, as have sections of the Niger, Benue, Congo and Zambezi Rivers. … There may be scope for future African leaders to borrow the European precedent of connecting navigable rivers to develop an inland, canal-based transportation network.
What are Africa’s rivers not useful for?
Most African rivers contain many waterfalls and impenetrable rapids and thus are not suitable for navigation.
Which river is suitable for navigation in India?
The Ganga-Bhagirathi-Hooghly between Allahabad-Haldia (1620 km) in UP, Bihar, Jharkhand and West Bengal, the Sadiya-Dhubri stretch of river Brahmaputra (891 km) in Assam and the Kollam-Kottapuram stretch of West Coast Canal along with Champakara and Udyogmandal Canals (205 km) in Kerala have so far been declared as …
What is the Blue Nile and White Nile?
Blue Nile and White Nile are two tributaries of the Nile that flow from the South into what is referred to as the Nile proper, the longest river in the world. While the White Nile is the longer tributary, the Blue Nile is the main source of water and fertile soil.
What are rivers used for in Africa?
The Niger River in the western region of Africa is used for irrigation, power production, and transportation. Niger River, principal river of western Africa. With a length of 2,600 miles (4,200 km), it is the third longest river in Africa, after the Nile and the Congo.
What is Africa known for geographically?
Africa is sometimes nicknamed the “Mother Continent” due to its being the oldest inhabited continent on Earth. … Africa has eight major physical regions: the Sahara, the Sahel, the Ethiopian Highlands, the savanna, the Swahili Coast, the rain forest, the African Great Lakes, and Southern Africa.
Why are some rivers navigable?
A body of water, such as a river, canal or lake, is navigable if it is deep, wide and calm enough for a water vessel (e.g. boats) to pass safely. … High flow speed may make a channel unnavigable due to risk of ship collisions. Waters may be unnavigable because of ice, particularly in winter or high-latitude regions.
Why is the Congo river not navigable for its entire course?
With its many tributaries, the Congo forms the continent’s largest network of navigable waterways. Navigability, however, is limited by an insurmountable obstacle: a series of 32 cataracts over the river’s lower course, including the famous Inga Falls.