Theory question 104
Nigeria: People and Economy(a) Draw a sketch map of Nigeria. On the map, show and name: (i) Rivers Niger and Benue; (ii) Kainji Dam; (iii) Abuja. (b) Explain three factors which favour the development of hydro-electric power projects in Nigeria. (c) State three economic benefits of the hydro-electric power projects.
Show the model answer
(a) Map: River Niger entering from the north-west, flowing south-east to Lokoja and then south to the delta; River Benue entering from Cameroon in the east and joining the Niger at Lokoja; Kainji Dam on the Niger in Niger/Kwara area (north-west of Jebba); Abuja in the centre (FCT), north of the confluence.
(b) Large rivers with constant volume (Niger, Benue, Kaduna); falls and rapids and narrow valleys for dam sites (Kainji, Jebba, Shiroro); hard rock foundations; large demand for power from towns and industries; government finance and foreign aid; available land for reservoirs.
(c) Electricity for industries and homes; irrigation; fishing in reservoirs; improved navigation; flood control; tourism; employment; water supply.
Explain why each factor helps HEP.