Sub-Saharan Africa alone will add 1.3 billion people by 2050 http://www.voanews.com/content/africa-to-record-largest-population-growth-over-next-40-years/17483

Sub-Saharan Africa alone will add 1.3 billion people by 2050 http://www.voanews.com/content/africa-to-record-largest-population-growth-over-next-40-years/1748380.html http://www.voanews.com/content/africa-to-record-largest-popu...