What Year Will The World Population Reach 9 Billion?
What Year Will The World Population Reach 9 Billion? An analysis from the Wittgenstein Center IIASA predicts global population to peak in 2070 at 9.4 billion and then decline to 9.0 billion in 2100. When would 9 billion people be reached? World Population to Reach 9.9 Billion by 2050 | News | SDG Knowledge Hub