Greenhouse, outdoor, or indoor: Which kale is healthiest?

Submitted by Elsewhere on 2020-Sep-08 Tue 10:12
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500Foods shared this story from HD.com.

Urban populations have plenty of access to calorie-dense, nutrient-poor foods. In order to move to a healthier diet, however, they need access to vegetables and other micronutrient-dense foods, according to Danish economist Per Pinstrup-Andersen, who says it's time to take vertical indoor farming…