The median estimate for future growth sees the world
population reaching 8.6 billion in 2030, 9.8 billion in
2050 and 11.2 billion by 2100 assuming a continuing decrease in average fertility rate from 2.5 births per woman in 2010-C2015 to 2.2 in 2045-C
2050 and to 2.0 in 2095-C2100, according to the medium-variant ...
read more >>