【Earth&Sky】用“垂直梯田”喂养未来城市_英语听力练习mp3下载-科学-沪江听力酷

后台管理反馈贡献

【Earth&Sky】用“垂直梯田”喂养未来城市

听力简介：

听写填空,只写填空内容,不抄全文,4个单词/词组+1个句子,不用写标号~

Dickson Despommier: There's no reason in the world why we can't get our food [-----1-----] and consumption habits to match with the other parts of the natural world that we ourselves evolved from.

That's microbiologist Dickson Despommier of Columbia University. He's talking about the idea of 'vertical farming' in city buildings. That's growing produce, even fish and poultry, in vertical greenhouses –[-----2-----] that feed people – each designed as a self-sufficient ecosystem.

Dickson Despommier: So I think vertical farming is key to [-----3-----] and to reusing the wastes that are created after consuming food to supply the energy and the water that's necessary in order to make these things actually work.

Sewage would be heated and [-----4-----] to separate it into water and carbon, which would fuel incinerators to power lights and machinery. While no one has yet built a vertical farm, Despommier has estimated that with just a little land, these skyscraper-farms could feed a lot of people.

Dickson Despommier: For every 50,000 people living in an urban center, [-----5-----]

Despommier expects China and Holland to build the first vertical farms within two to three years.

【视听版科学小组荣誉出品】