what is africa and north africa
Countries geographically within North Africa. North Africa or Northern Africa is the northernmost region of Africa. The United Nations's definition of Northern Africa is: Algeria, Egypt, Libya, Morocco, Sudan, Tunisia, and Western Sahara.
For other uses, see Africa (disambiguation). Africa is the world's second-largest and second-most-populous continent. At about 30.3 million kmÂ² (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area and 20.4% of its total land area. With 1.2 billion people as of 2016, it accounts for about 16% of the world's human population.