9 years ago
World Population Will Soar Higher Than Predicted
United Nations leaders have worried for decades about the pace of population growth. A few years ago leading calculations had global population peaking at nine billion by 2070 and then easing to 8.4 billion by 2100. Currently it stands at 7.2 billion. Recently the U.N. revised these numbers steeply upward: the population is now expected to rise to 9.6 billion...
Continue Reading
http://www.scientificamerican.com
Join the Discussion