美国纽约市正刮起一股“屋顶农场”风，人们在屋顶有限空间内开辟一方园地，或种植果蔬，或养殖蜜蜂，在钢筋水泥的城市中安享田园情怀。同时，“屋顶农场”也为改善城市环境做出贡献。
海德说，就目前来看，人们仅能利用城市屋顶空间进行耕作，追求垂直农场还不如直接实施屋顶农场。
The immediate opportunity may simply be to take advantage of the space available on urban rooftops, says Mr Head, and to pursue urban farming rather than vertical farming.
布里经营着冈萨姆·格里斯(Gotham Greens)一座刚刚起步的农场，它是纽约第一家尝试以商业化模式运营的屋顶农场。
Puri runs Gotham Greens, a startup that's trying to become New York City's first commercial rooftop farming operation.
绿色屋顶在冰岛，绿色屋顶在传统农舍和农场建筑上很常见。
Green roofs Green roofs are frequently found on traditional farmhouses and farm buildings in Iceland.
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