AFRICAN demography is unique. It is the only continent that will double in size, reaching 2 billion people by 2045 at current rates. Some countries, such as Liberia and Niger, are growing faster still. They are due to double in size in less than 20 years—an increase that is causing forecasts of Malthusian disaster for countries that cannot feed themselves. Yet Africa is also showing signs of embarking on the same transition towards smaller families that has occurred everywhere else, thus avoiding the Malthusian trap.
Further links: http://www.economist.com/node/21541834
Further links: http://www.economist.com/node/21541834
