By 2050 there will be 9 billion of us, and according to the U.N. Food and Agriculture Organization, we will need to produce twice as much food in 2050 than we do today.
到2050年，世界人口将达到90亿， 根据联合国食物和农业组织， 在2050年我们需要生产相当于现在两倍的食物