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.
Wildlife of the Central African Republic the Central African Republic (Central African Republic) with Chad and Sudan. Realising the serious threat to the wildlife, the colonists – French Administration – in 1935 and later the Government of the Republic of CRA, enacted laws and created National parks and preserves, which covered 16.6% of the country. The three most coveted national parks are the Manovo-Gounda St. Floris National Park with its reported "greatest concentrations of hippos in the world", the Bamingui-Bangoran National Park in the north; and the Dzanga-Sangha Reserve which covers rain forests. The Manovo-Gounda-Saint-Floris National Park, in particular was inscribed to the UNESCO List of