VOA記者們調(diào)查了目前引起饑餓的原因。貧困、疾病和戰(zhàn)爭(zhēng)是一直以來(lái)威脅糧食安全的，如今，糧食價(jià)格上漲和諸如氣候變化的問(wèn)題也加劇了這些威脅...
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…
出現(xiàn)這個(gè)情況是由于這幾年的糧食產(chǎn)出處于歷史最低水平。專家們發(fā)現(xiàn)了好些原因，其中包括：農(nóng)業(yè)科技投入不足；為了發(fā)展經(jīng)濟(jì)占用農(nóng)田；氣候變化使得旱澇災(zāi)害加??；以及對(duì)水資源（需求的）不斷爭(zhēng)奪。 人口增長(zhǎng)也意味著對(duì)糧食供應(yīng)的需求量變大。聯(lián)合國(guó)預(yù)測(cè)到2030年，世界人口將超過(guò)80億。 到那時(shí)，像中國(guó)和印度這樣經(jīng)濟(jì)不斷增長(zhǎng)…