VOA记者们调查了目前引起饥饿的原因。贫困、疾病和战争是一直以来威胁粮食安全的,如今,粮食价格上涨和诸如气候变化的问题也加剧了这些威胁...
This comes as grain supplies are at their lowest level in years. Experts see a number of reasons. These include not enough investment in agricultural technology. A loss of farmland to development. Droughts and floods made worse by climate change. And, growing competition for water. Populatio…
出现这个情况是由于这几年的粮食产出处于历史最低水平。专家们发现了好些原因,其中包括:农业科技投入不足;为了发展经济占用农田;气候变化使得旱涝灾害加剧;以及对水资源(需求的)不断争夺。 人口增长也意味着对粮食供应的需求量变大。联合国预测到2030年,世界人口将超过80亿。 到那时,像中国和印度这样经济不断增长…