over 3 billion
Australia 22,643,792 china 1,339,724,852
By a lot
China implemented the One Child Policy This policy keeps the population growth steady, but leading to the following side effects:1. Aging population - each couple only allowed to have one child2....
999,999,999,999,999,999,999
Numbers on China 2010 by Christine Lu
Robin Niblett Predicts Rapidly Aging World Population
Strategies for Sustainable Development in China
The Diverse Nature of China's 14 Borders