World Population Hits 7 Billion After Boom in Developing World
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The world’s 7-billionth person will be born Oct. 31 in India, according to a projection by researchers working with data from the United Nations.
Medical advances, more effective vaccines, antibiotics and improvements in public-health conditions has boosted life expectancy in developing countries, where most of the population growth is taking place, according to the UN data reported tomorrow in the journal Science.