Singapore sets a path toward food and water independence

Singapore is both a city and a nation on a relatively small island in southern Asia near the equator. By area, Singapore is smaller than all five boroughs of New York City, but must supply basic needs, including food and water, to its 5.4 million residents.

One potential solution to Singapore’s need to grow crops on scarce land is vertical farming.

Sky Greens, a young company in Singapore, has developed a patented vertical farming system with rotating growing troughs that are mounted on an A-frame made of aluminum. A farm consisting of 1,300 A-frame towers, each up to 30 feet tall, is growing six varieties of lettuce in northwest Singapore.

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