Africa

  
Africa
is the world's second-largest and second-most-populous continent. At about 30.2 million km2 (11.7 million square miles) including adjacent islands, it covers six percent of Earth's total surface area and 20.4 percent of its total land area. With 1.1 billion people as of 2013, it accounts for about 15% of the world's human population. africa
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