Abuja the city of Abuja had a population of 776,298, making it one of the ten most populous cities in Nigeria. According to the United Nations, Abuja grew by 139.7% between 2000 and 2010, making it the fastest growing city in the world. , the city is experiencing an annual growth of at least 35%, retaining its position as the fastest-growing city on the African continent and one of the fastest-growing in the world. As at 2016, the metropolitan area of Abuja is estimated at six million persons, placing it behind only Lagos, as the most populous metro area in Nigeria.
Energy in the Central African Republic Energy in the Central African Republic Energy in the Central African Republic is a growing industry with plenty of potential. Electric power production totaled 103 GWh in 2002, with consumption at 96 GWh for that same year. The capital city of Bangui is supplied by two hydroelectric generators and one thermal plant. A new dam on the Mbali River (a joint project with Democratic Republic of the Congo), which permits year-round hydroelectric generation, opened in late 1991. Total generating capacity was 40 MW in 2002, with thermal sources accounting for 21 MW and hydroelectric at 19 MW for that year.