Theory question 109
Nigeria: Physical Setting(a) On a sketch map of Nigeria, mark and name the following (i) the Western Uplands, the Udi Hills and the North Central Plateau (ii) one important river basin (iii) one natural lake and one man-made lake
(b) Explain with specific examples the importance of river basin in the development of nigeria
(c) What three factors are limiting the use of river basins in Nigeria?
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(a) Map with the three highlands; a river basin e.g. Chad/Sokoto-Rima/Niger basin; Lake Chad (natural) and Kainji Lake (man-made)
(b) Irrigation farming (Bakolori in Sokoto-Rima, South Chad Irrigation Project); hydro-electric power (Kainji, Jebba, Shiroro); fertile flood plains for rice and vegetables (fadama); fishing; water supply; river transport; river basin development authorities bring roads and services
(c) Seasonal flow/low water in the dry season; flooding and swampy land; silting of reservoirs; water hyacinth; high cost of projects and poor management; diseases (bilharzia, river blindness)
Name real basins and projects in (b).