A Shellfish Diet might be even more environmentally friendly than going vegan

Excerpt:  It’s just hard to beat a shellfish farm, he says: “There’s no land use at all, no freshwater use, no fertilizer use — in fact, they clean up the surrounding water.” Shellfish farms are usually in coastal waters, where there’s plenty of space. Consider those factors together, and it looks like it’s more environmentally friendly to get your calories from mussels than from veggies and beans.

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