The head of the study stated bluntly that waiting even five or 10 years could be too late to address food shortages -- the world population is estimated to reach nine billion by 2050.
该研究负责人直言不讳称，由于2050年世界人口预计将达90亿，因此即使五年十年的等待，对解决粮食短缺问题都太迟。
The head of the study stated bluntly that waiting even five or 10 years could be too late to address food shortages -- the world population is estimated to reach nine billion by 2050.
该研究负责人直言不讳称，由于2050年世界人口预计将达90亿，因此即使五年十年的等待，对解决粮食短缺问题都太迟。
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