一直以来,水资源缺乏都是一个地区性问题,各国政府负责平衡水资源的供给和需求。然而,随着国际粮食贸易的深入开展,水资源短缺已经成为跨越国界的世界性问题。生产lt粮食需要消耗l000t水,进口粮食实际上成为进口水资源的最有效途径,各国都利用粮食来平衡其水资源。因此,从某种意义上来说,未来的粮食贸易就成了水资源贸易。 All along, water scarcity is a regional issue. Governments are responsible for balancing the water supply and demand. However, with the deepening of international food trade, water shortage has become a worldwide issue across borders. Producing lt food requires consuming 1000 tons of water. Imported food has in fact become the most effective way to import water resources. All countries use food to balance their water resources. Therefore, in a sense, the future of food trade has become a water resource trade.