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Plant-based meats are on the rise. But are they sustainable?

Marc Fawcett-Atkinson National Observer
Johann Wieghardt trying out plant-based deli meats for the first time. “Better than I thought it would be. Would consider eating it if I was going to become vegetarian,” he said.
Because plants require far fewer resources — water, land, fossil fuels--eating lower down the food chain is more environmentally efficient. However despite the hype, plant-based meats might be less sustainable than they appear.