On Earth Day 2013: 13 excellent books to consume

It's Earth Day. Check out these 13 books for the literary equivalent of a green boost of antioxidants and protein.

11. "Animal, Vegetable, Miracle," by Barbara Kingsolver

Part memoir, part journalistic investigation, Kingsolver details her family's experience a year buying and growing their food locally. Her adventure in "realigning our lives with our food chain" yields insights into the modern food industry's hold on the average American life.

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