The world population is expected to climb to 9.7 billion in 2050 from 7.7 billion today, with the population of sub-Saharan Africa doubling, a United Nations report released Monday said. The study ...
Closer home, India’s population will continue to grow briefly from its current 1.5 billion to 1.7 billion, and then drop back to 1.5 billion by 2100—leaving the population unchanged after a 75-year ...
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