On the other hand, is expected by 20 years into the future (the year 2030) world population will increase to 8.1 billion people. With world population fragmentation remains the same, with the exception of Africa and Europe, the only change is that Africa have a high proportion of the population increased from 14 per cent to 17 per cent in the European section of the population proportion back down from percent. 8 percent the rest of the area remains in proportion to the population, such as the current is the same as the original. By reproductive condition continues to be critical factors that affect population changes.
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