让家畜放“环保屁”入选十大疯狂实验(图)(2)

2007-12-26 09:27:37 扬子晚报　【大中小】发表评论

    2、垂直农场

    全球人口在未来40年可能达到92亿。要想养活这么多人，全球粮食产量必须在现有基础上翻一番。面对粮食问题，美国哥伦比亚大学环境学教授迪克森·德斯波米尔提出了一个唐吉诃德式的解决方法——将城市内的摩天大楼变为既能生产水果蔬菜谷物，又能产生清洁能源、净化污水的“垂直农场”。今年，德斯波米尔开始为芝加哥科学工业博物馆建造一个垂直农场原型，来自迪拜等地的投资者已对该构想表示了兴趣。

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