The world population is poised to reach 7 billion later this year and this figure potentially could double to 14 billion by 2100, a recent UN report claims.

French researchers project an aging metropolitan society PARIS, May 29 (Xinhua) -- The French metropolitan is projected to have a population of more than 70 million by 2050, with nearly one person out of three being over 60 years, compared to just one in five in 2005, according to the findings of a new study.

Interview: World population likely to stabilize in 40 years UNITED NATIONS, July 10 (Xinhua) -- With more and more people preferring a small family, the world fertility is expected to continue declining and the total population will likely see some sort of stability in 40 years, a senior UN population official predicted.

MICHAEL R. HAINES and RICHARD H. STECKEL (eds.), A Population History of North America. Cambridge: Cambridge University Press, 2000, xix + 736 p.

Timing of childbirth cited as key factorAAAS -- Europe's population has aged to such a degree that it will likely continue to shrink, even if birthrates rebound to a one-for-one replacement level, a new study suggests.