| World Population: - has reached 7 billion on October 31, 2011
- is projected to reach 8 billion by 2025
- has doubled in 40 years from 1959 (3 billion) to 1999 (6 billion)
- is currently growing at a rate of around 1.15 % per year
- growth rate reached its peak in the late 1960s, when it was at 2%
- growth rate is currently declining and is projected to continue to decline in the coming years
- average annual population change is currently estimated at over 77 million
- world population will nearly stabilize at just above 10 billion persons after 2200
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