The niger river and its tributaries are a key source of water for the estimated 100 million people living in the basin, especially for the. Graphic vital water graphics major river basins of africa major river basins of africa this map shows the locations of major river basins in africa. Introduction the densu river basin has an area of 2,490 km2 and spans 11 local government assemblies in three regions i. Livelihoods in the niger river basin rely mainly on rainfed agriculture. The two river basins could be considered as one basin with three sub basins the shabelle, the juba and the laag dheera. Economic analysis of largescale upstream river basin development on the blue nile in ethiopia considering transient conditions, climate variability, and climate change paul block1 and kenneth strzepek2 abstract. Dept of applied biology ebonyi state university abakiliki ebonyi state, nigeria received 03iv2008. Pdf mapping of flood risk zones in ala river basin akure. Linkages between access to water and sanitation and economic growth figure 3. Other documents in the climate change and water resources in west. It finally enters the sea through its delta in southern nigeria.
Central region, eastern region and the greater accra region. Faso, cameroon, chad, cote divoire, guinea, mali, niger, and nigeria. The project led to the drafting of a water charter, setting the principles for sustainable development of the basin and defining roles and responsibilities of governments and stakeholders. Buhari approves executive management for river basin devt authorities buhari approves executive management for river basin. The first river basin development authorities rbdas were established in 1973 and the number was increased to nine in 1979. This chapter examines the nile and okavango basins in a comparative manner. Information includes the name and number of each drainage basin.
Agriculture, which occupies around 22 million ha, involves mechanized farming on large. Nigeria is underlain by seven major sedimenta ry basins, viz. The awash river basin is the most important river basin in ethiopia, and covers a total land area of 110,000 km 2 and serves as home to 10. The hydrogeological basins in nigeria are as defined in the geological map.
It features a comprehensive list of river basins worldwide, including their names, boundaries, and other helpful information. The significances of these river basins in nigeria include. Managing shared river basins in the horn of africa. In their analysis of the nba, the researchers observed that the river governance system underwent a number of transformations. The total drainage area of the two basins was also previously estimated to 805 100 km2 12. Ankobra introduction the selection of the ankobra basin as the third basin, after the densu and white volta basins respectively, for the implementation of integrated water resources management iwrm by the. Understanding the longterm interannual to decadal variations of water availability in river basins is paramount for water resources management and climate change adaptation. The cross river basin development authority crbda was established in 1976 with a mandate for integrated development, using the. The niger river rises in the mountains of guinea and travels a peculiar boomerang shaped route away from the sea and towards the sahara. However, the active drainage area is less than half of the basin and excludes. Cameroon, chad, ivory coast, guinea, mali, niger, and nigeria. Many companies provide locationspecific information in. Sedimentary succes sions in these basins are of middle mesozoic to recent age. Climate change adaptation knowledge acquisition in basic education be for enhanced quality has been boosted by the development of assessment tools to evaluate.
Official pdf, 166 pages world bank documents world bank group. Using this item and referring to it is encouraged, and please use it in presentations, web pages, newspapers, blogs and reports. River basin development project, but due to inadequate resources and an unclear mandate, progress was gradual. The multiple dimensions of the water challenge 11 figure 2. Integrated water resources management, river basins organization and sustainable development of west africa introduction water is essential for life for drinking, for producing food, for washing in essence for maintaining our health and dignity.
To increase progress in the establishment of rbcs, the prime minister in 2010 issued a decree establishing river basin committees the. Development of river basin organizations in nigeria. Spatial variation of dissolved nutrient and heavy metal. Establishment of river basins development authorities.
The nile river basin the 6850km long nile is the worlds longest river, and flows from south to north with a catchment basin covering approximately 10% of the african continent exhibit 1. Some of the aquifers are already under stress resulting in near mining conditions of the. The total runoff per year in the asian and the pacific region is approximately 260 km3, a third of the global total escap 1997. The mineral resources so far reported in the trough by the geological survey of nigeria agency are discussed below.
The drainage basin covers a surface area of just over 2. Based on these criteria, gwp nominated the following 8 countries and 4 river basins for initial implementation of the wcdp. Estimating stream discharge of aboine river basin of. The river rises on the high plateau near ginchi town west of addis ababa in ethiopia and flows along the rift valley into the afar triangle, and. There are groundwater occurrences in both the sedimentary and basement complex areas, but in varying degrees of yield. In total, they occupy a land area of 749 000 km2 6. South saskatchewan river basin in alberta water supply study. This list is arranged by drainage basin, with respective tributaries indented under each larger streams name. The hadejiajamaare river basin development authority hjrbda. The osun drainage basin in the western lithoral hydrological.
Geospatial assessment of vegetation degradation of otammiri river basin, south east, nigeria. Integrated water resources management, river basins. Exploring the links between water and economic growth figure 1. What links here related changes upload file special pages permanent link page. With a length of 4,200 km, the niger river is the third longest river in africa after the nile and the congo river.
New methods for water pollution control in river basins. The red deer river sub basin is the largest of the three primary sub basins, but has the lowest mean annual flow volume, primarily due to the low proportion of the basin in the mountain and foothills regions. This paper discusses the concept and practice of river basin planning in nigeria. The oorb is one of the 12 delineated hydrological basins describing nige ria land area. Agricultural administration 9 1982 3011 establishing river basin development authorities as a strategy for nigerian rural development adeduro j. River originates from mau forest complex which forms part of the upper basin. The watershed drainage area is primarily located in mali 27%, niger 26% and nigeria 29%.
Much of the red deer river sub basin has flatter slopes and poorly developed drainage compared with the bow and oldman sub basins. River basin development authorities in nigeria are government agencies involved in the management of water resources for agriculture and other uses. Changes in runoff trends have caused severe water shortages and ecological problems in agriculture and human wellbeing in nigeria. It is an essential raw material in many industries that. The teleology of water scarcity and conflict is refuted, with the discourse of cooperation providing the main backdrop to the chapter. So i need the shape file of the river basin to enable me assess the land use and land cover changes in the river basin in the last 30 years. Basin name area of basin river length countrycountries region 1. Apr 02, 20 when prodded on the issue of flood control, which the river basins development authorities, rbdas, act chapter r9 laws of the federation of nigeria 2004, required rbdas to control floods in their. Great barrier reef catchment and river basins regions map. The two river basins could be considered as one basin with three subbasins the shabelle, the juba and the laag dheera. Lake victoria 180,950 burundi, kenya, rwanda, east africa tanzania, uganda. Diminishing surface water resources west africa has, over the past few decades, experienced a sharp decline. Pdf integrated water resources management in the cross.
The iullemeden aquifer system is dependent on the niger river considered as the third longest river in africa with a length of 4200 km. I am working on the impact of climate change and land useland cover changes on the biodiversity of lower river basin in nigeria. African river basins summary of river basins organisation a. River basin development authorities in nigeria are government agencies involved in the. Water needs in the niger basin, which is shared by nine states, are widely disparate. Congo 3,699,100 4,667 congo democratic rep central africa central african angola, congo rep. Seven of the nine basin countries are among the 20 poorest coun tries in the world, with large. The lower benue trough like other sedimentary basins in nigeria is found to be endowed with mineral resources.
Access to safe drinking water relative to gdp per capita growth in the developing world 17 figure 4. Therefore, the aim of this study is to beam a light on osun dr ainage basin, with a view. A number of major water resource projects were developed during the 1970s, particularly dam and irrigation schemes. Bridge building river dialogue and governance supports the capacities of countries sharing a river basin to implement effective water management arrangements through a shared vision, benefitsharing principles and transparent, coherent and costeffective institutional frameworks. I need the shape file of lower river basin, nigeria.
The map shows legislative boundaries defined by the river basin boundaries shown in the queensland drainage basins mapping 1998, dnrm. The hadejia river is a river in northern nigeria and is a tributary of the yobe river. River basins in nigeria serve as a source of portable water to many rural areas of the country. Nigeria to commercialise river basin growth authorities. Exploring the links between water and economic growth.
These river systems also play a role in ground water recharge through seepage in. Niger, benin, and nigeria, discharging through the massive niger delta. Water, agriculture and poverty in the niger river basin. With the river basin analysis you can form an overall view of the ecological state in the drainage area and in the river beds. This database provides the firstever compilation of the worlds river basins developed specifically for corporate disclosure. Integrated water resources management in the cross river basin, nigeria article pdf available in international journal of water resources development 234. Nigeria also straddles two of africas great river basins, the niger and the lake chad. In absolute terms, the annual renewable water resources are considerable in many developing countries of the region, although not all. Buhari approves executive management for river basin devt. Each authority operates in an assigned geomorphological and political boundary and work to improve agriculture and rural development through irrigation, control of river pollution and also to assist farmers in processing food crops.
The source book on africas river basin organizations provides information on the status of cooperation on african rivers and. Climate change, water and conflict in the niger river basin. Case study of mayogwoi river basin in jalingo, taraba state nigeria e. In some of the sedimentary basins, particularly chad basin. Francis obiwe, deputy director, river basin operations in the ministry, told news agency of nigeria in abuja on tuesday that the processes were part of the blueprint and action plan developed to. Seventysix percent of the basin area is located within mali, niger and nigeria. Assessment of water availability in the sokoto rima river. Interactive database of the worlds river basins home. This overview of the potential of the niger rivers water resources. Climate change, water and conflict in the niger river basin 5 executive summary niger river basin context and case studies the niger river is the third longest river in africa, flowing for 4,200 km from its source in the guinea highlands, within the humid tropics, through mali and niger with their semiarid sahelian climates, to the.
Adegeye department of agricultural economics, university of lbadan, madan, nigeria received. There are over eighty major rivers in nigeria and the. A comprehensive collation of river basins in nigeria. The project should serve as an example of how to manage river basins and support similar initiatives around the world. List of rivers of nigeria simple english wikipedia, the. Source book international network of basin organizations. A handbook for integrated water resources management in. The present study therefore aims at modelling the stream discharge of the aboine basin using the water balance technique, with a view to ascertaining the accuracy of the method for estimating the stream discharge of ungauged river basin, in southeast nigeria.
Improving land and water resources management in the. River basin in nigeria was established in the year 1976 with its objectives to provide water for irrigation and. Asked in texas, mountains subregions in the mountains and basins region of texas. Analyzing the mara river basin behaviour through rainfall. It rises in the atakora mountains, and is about 510 kilometres 320 mi long. The jubba river transports substantial volumes of sediment 10. Economic analysis of largescale upstream river basin. Cooperation and benefit sharing in the senegal and niger. Pra basin the pra offin basin is the fourth priority basin that the water resources commission wrc has established a river basin board and its. Description of the study area the study area is sokotorima river basin located in the northwestern region of nigeria, the area is found between. You can help wikipedia by writing articles to help lower the number of red links. A consequence of the fact that the niger river is two ancient rivers joined together. Water, climate and development an african programme. Pdf a comprehensive collation of river basins in nigeria.
Th is present study adopt ed the remote sensing and gis techniques to correct the trend of misinformation on drainage basins in nigeria. Establishing river basin development authorities as a. The zambezi basin is the fourth largest in africa after the congo, nile and niger river basins mukosa and mwiinga 2008. Wikimedia commons has media related to rivers of nigeria. This paper examines the implementation of integrated water resources management iwrm in the cross river basin, nigeria. Africa major river basins there are 63 transboundary river basins in africa, covering 64 per cent of the continents land area unep 2010. The mara river basin mrb is characterized by the extensive cultivated land and forested areas in the upper part, tropical savannah vegetation in the middle of the basin and one of. Profile of major rivers in ghana ghana is drained by the volta, southwestern and coastal rivers systems covering 70%, 22% and 8% respectively of the total area of the country. River basins development authorities decree 1979 300 river basin planning in nigeria tion, were proposed and built by foreign engineering companies cf.
Coastal georgia flint savannah coosa satilla oconee ocmulgee chattahoochee ogeechee suwannee altamaha ochlockonee tennessee st. In nigeria, the basin area is mainly undulating with depressions caused by wadis and water courses. American journal of engineering and applied sciences original research paper mapping of flood risk zones in ala river basin akure, nigeria 1 olajire olabanji olatona, 2o. The niger river basin, home to approximately 100 million people, is a vital, complex. River bed sediments of 8 rivers were as sessed from 24. Niger delta province, nigeria, cameroon, and equatorial guinea, africa by michele l. Thus, it is important to understand how the river and its resources are used in order to avoid conflict and promote cooperation. The niger river, which rises in the mountains of guinea, enters the sea through its delta in southern nigeria. The bestknown are the boyoma stanley falls at kisangani, where the river swings through an arc to flow westward. The niger traverses four countries, two of which niger and nigeria are named after it.
Anambra basin in the lower benue trough is a major coal producing basin in nigeria where intensive. Gopal siwakoti chintan, kathmandu 2011 south asian transboundary issues are inextricably linked to regional geopolitics since the main transnational river systems are circumhimalayan and involve countries that are unequal in size. Department of zoology, university of nigeria, nsukka, nigeria. Mapping of flood risk zones in ala river basin akure, nigeria. Republic, nigeria, algeria, sudan, cameroon, chad, libya west and central africa 8. The niger basin is the largest river basin of western africa. Geology and mineral resources of the lower benue trough. Pdf river basin is defined as an area of land drained by a river and its tributaries. The aim of this rese arch study to make an assess ment of flood risk vulner abil ity in ala river. This is a nigerian federal government agency instituted in the 1970s which was revised by decree no. A case study of the selected agricultural development projects, nigeria.
Geospatial assessment of vegetation degradation of. Physical geography of the niger river basin the niger river is africas third longest river 4,200 kilometers and encompasses six hydrographic regions, each of which is distinguished by unique topographic and drainage characteristics. Central issues raised include the aspect of scale, not only in terms of actual numbers, but also in terms of political complexity. The volta river system comprises the white, black and red volta and oti rivers. The southwestern rivers system comprises the bia, tano, ankobra and pra rivers.
The niger delta basin, also referred to as the niger delta province, is an extensional rift basin located in the niger delta and the gulf of guinea on the passive continental margin near the western coast of nigeria with suspected or proven access to cameroon, equatorial guinea and sao tome and principe. The boundaries and names of the queensland drainage basins are as defined by the australian water resources management committee wrmc. It came through an idea of river basin planning and management within the bounds of separate river basins in nigeria. The identification criterion is explained in the next section and shown in table 1 and 2 below. A case study of anambra river basin and rural development authority home geography and planning project topics and materials river basins and food crops production in nigeria. The upper blue nile basin in ethiopia harbors considerable untapped potential for irrigation and largescale hydropower. The training of staff for the running and maintenance of rural development schemes and for general extension work at the village level source. The upper niger river basin headwaters are in the fouta djallon massif, guinea. The global water partnershipgwp is an international network whose vision is for a watersecure world. Zambia, tanzania, cameroon, burundi, rwanda, gabon, malawi 2. River basins are major source of fish food production in nigeria.
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