Photo by Russ Ward on Unsplash

In recent years, there has been a growing plethora of vertical farming companies: Gotham Greens, Bowery Farming, and Aerofarms to name a few. They have attracted millions in investment as they sell the promise of a sustainable agriculture revolution. The question is, do they live up to their hype, environmentally-speaking?

Vertical farms are “plant factories” that grow crops at scale indoors, stacked in vertical layers. Rather than growing plants in soil, vertical farms use hydroponics (i.e., growing plants in nutrient-rich water), aeroponics (i.e., delivering nutrients to plants via spraying water mist), or aquaponics (i.e., growing crops in an aquatic environment…

J Wang

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