Africa's population is the youngest among all the continents; [10] [11] the median age in 2012 was 19.7, when the worldwide median age was 30.4. [12] Based on 2024 projections, Africa's population will reach 3.8 billion people by 2099. [13] Africa is the least wealthy inhabited continent per capita and second-least wealthy by total wealth ...

4 天之前 · Africa, the second largest continent (after Asia), covering about one-fifth of the total land surface of Earth. The continent is bounded on the west by the Atlantic Ocean, on the north by the Mediterranean Sea, on the east by the Red Sea and the Indian Ocean, and on the south by the mingling waters of the Atlantic and Indian oceans.

1 天前 · Africa - Ethnic Groups, Cultures, Languages: Africa is now widely recognized as the birthplace of the Hominidae, the taxonomic family to which modern humans belong. Archaeological evidence indicates that the continent has been inhabited by humans and their forebears for some 4,000,000 years or more.

Africa, the planet's 2nd largest continent and the second most-populous continent (after Asia) includes (54) individual countries, and Western Sahara, a member state of the African Union whose statehood is disputed by Morocco. Note that South Sudan is …

3 天之前 · Africa accounted for less than 10 percent of the world’s population until the early 1970s, but a demographic forecast in The Lancet suggests that by 2100, 54 percent of the world’s babies will ...

Africa is the second largest continent in the world. It makes up about a fifth of the world's total land. [4] It is surrounded by large areas of water. There are 54 fully recognised and independent countries in Africa, and 14.7% (1.216 billion) of the world's population lives there. [4] It is thought to be the continent where the first humans ...

2024年11月15日 · Africa, the second-largest continent, is bounded by the Mediterranean Sea, the Red Sea, the Indian Ocean, and the Atlantic Ocean. It is divided in half almost equally by the Equator. The continent includes the islands of Cape Verde, Madagascar, Mauritius, Seychelles, and …

Africa, Second largest continent on Earth. It is bounded by the Mediterranean Sea, the Atlantic Ocean, the Red Sea, and the Indian Ocean and is divided almost equally by the Equator. Area: 11,642,094 sq mi (30,152,882 sq km). Africa is composed largely of a rigid platform of ancient rocks that underlies vast plateau regions in the interior.

2024年7月22日 · Africa has eight major physical regions: the Sahara, the Sahel, the Ethiopian Highlands, savannas, the Swahili Coast, rainforests, the African Great Lakes, and Southern Africa.

Africa is the world's second-largest and second most-populous continent, after Asia. If adjacent islands are included, it covers six percent of Earth's total surface area and 20 percent of the total land area.