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This article is from the In-Depth Report Earth 3.0: Solutions for Sustainable Progress
See Inside Earth 3.0 - Energy vs. Water

Growing Vertical: Skyscraper Farming

Cultivating crops in downtown skyscrapers might save bushels of energy and provide city dwellers with distinctively fresh food

Reducing a city’s wastewater burden is also attractive. New York City produces 1.4 billion gallons of liquid waste every day, according to city reports. This massive stream is simply thrown away—it is mixed with chlorine at 14 treatment plants and dumped into local waterways. Instead urban farms could reprocess wastewater for irrigation. Developers that are designing sustainable eco-cities are talking to Despommier about vertical farming for that reason as well as its other appealing promises of more environmentally sound food production. “I keep asking people, ‘What’s wrong with this picture?’ ” Despommier notes. “Once they think about it, they say, ‘Nothing.’ ”

Note: This article was originally printed with the title, "Growing Vertical".

This article was originally published with the title "Growing Vertical."

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