AbidjanAbidjan (ˌæbɪˈdʒɑːn , abidʒɑ̃; N'ko: ߊߓߌߖߊ߲߬) is the largest city and the economic capital of the Ivory Coast. As of the 2021 census, Abidjan's population was 6.3 million, which is 21.5 percent of overall population of the country, making it the sixth most populous city proper in Africa, after Lagos, Cairo, Kinshasa, Dar es Salaam, and Johannesburg. A cultural crossroads of West Africa, Abidjan is characterised by a high level of industrialisation and urbanisation.
LagosLagos (ˈleɪɡɒs ; also US: ˈlɑːgoʊs ;Èkó) or Lagos City is the most populous city in Nigeria, with an estimated population of 21 million in 2015. The estimated population for Lagos was more than 26 million in 2023; and around 30 million for the Lagos metropolitan area. Lagos is the most populous urban area in Africa. Lagos was the national capital of Nigeria until December 1991 following the government's decision to move their capital to Abuja in the centre of the country.
AfricaAfrica is the world's second-largest and second-most populous continent, after Asia in both aspects. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surface area. With billion people as of , it accounts for about of the world's human population. Africa's population is the youngest amongst all the continents; the median age in 2012 was 19.7, when the worldwide median age was 30.4.
Sea level riseBetween 1901 and 2018, the average global sea level rose by , or an average of 1–2 mm per year. This rate accelerated to 4.62 mm/yr for the decade 2013–2022. Climate change due to human activities is the main cause. Between 1993 and 2018, thermal expansion of water accounted for 42% of sea level rise. Melting temperate glaciers accounted for 21%, with Greenland accounting for 15% and Antarctica 8%. Sea level rise lags changes in the Earth's temperature.
Köppen climate classificationThe Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notably in 1918 and 1936. Later, German climatologist Rudolf Geiger (1894–1981) introduced some changes to the classification system, which is thus sometimes called the Köppen–Geiger climate classification.
Dar es SalaamDar es Salaam (ˌdɑːr_ɛs_səˈlɑːm; from Dār al-Salām) is the largest city and financial hub of Tanzania. It is also the capital of Dar es Salaam Region. With a population of over six million people, Dar is the largest city in East Africa and the sixth-largest in Africa. Located on the Swahili coast, Dar es Salaam is an important economic centre and is one of the fastest-growing cities in the world. The town was founded by Majid bin Said, the first Sultan of Zanzibar, in 1865 or 1866.
DakarDakar (dɑːˈkɑːr,_dæ'kɑːr 'dækɑːr; dakaʁ; Ndakaaru) is the capital and largest city of Senegal. The city of Dakar proper has a population of 1,030,594, whereas the population of the Dakar metropolitan area is estimated at 3.94 million in 2021. The area around Dakar was colonized by the Portuguese in the early 15th century. The Portuguese established a presence on the island of Gorée off the coast of Cap-Vert and used it as a base for the Atlantic slave trade. France took over the island in 1677.
CasablancaCasablanca, also known by its Arabic name Dar al-Bayda (ad-Dār al-Bayḍāʾ, adˈdaːru ɫbajdʕaːʔ, (): "White House"; Taddart Tumlilt), is the largest city in Morocco and the country's economic and business center. Located on the Atlantic coast of the Chaouia plain in the central-western part of Morocco, the city has a population of about 3.71 million in the urban area, and over 4.27 million in the Greater Casablanca, making it the most populous city in the Maghreb region, and the eighth-largest in the Arab world.
TogoTogo (ˈtoʊɡoʊ ), officially the Togolese Republic (République togolaise), is a country in West Africa. It is bordered by Ghana to the west, Benin to the east and Burkina Faso to the north. It is one of the least developed countries and extends south to the Gulf of Guinea, where its capital, Lomé, is located. It is a small, tropical country, which covers and has a population of approximately 8 million, and has a width of less than between Ghana and its eastern neighbor Benin.
AlgiersAlgiers (ælˈdʒɪərz ; al-Jazāʾir; Alger, alʒe) is the capital and largest city of Algeria. The city's population at the 2008 census was 2,988,145 and in 2020 was estimated to be around 4,500,000. Algiers is in the north-central part of Algeria. Algiers is situated on the west side of the Bay of Algiers, in the Mediterranean Sea. The modern part of the city is built on the level ground by the seashore; the old part, the ancient city of the deys, climbs the steep hill behind the modern town and is crowned by the Casbah or citadel (a UNESCO World Heritage Site), above the sea.
