Suppose that China’s economy continues growing exponentially at a rapid rate and its projected population size reaches 1.47 billion by 2031. Then China will need two-thirds of the world’s current grain harvest, twice the world’s current paper consumption, and more than the current global production of oil.
假設中國經濟持續以等比級數成長,預計在2031年,中國人口數將達到14億七千萬,然而中國將會需要世界三分之二的穀類收成,世界用紙量的兩倍,還有更多全球生產的石油。
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