translation.en: And while this happens, the population will grow from seven to nine billion people, the economy will grow from 60 trillion dollars in 2010 to 200 trillion dollars.
translation.zh: 与此同时， 全球人口将从现在的 70 亿 增长到 90 亿， 经济规模将从 2010 年的 60 兆增长到 200 兆。