In response to the cover story, "Recipe for a hungry planet" (October): While dealing with hunger might seem daunting, one easy, effective, and healthful step is to move toward a plant-based diet. Converting grains to meat is inherently inefficient, reducing the amount of calories and protein available for the world's poor and hungry.

Inefficient animal agriculture also results in greater carbon, nitrogen, and methane release, which contributes to global warming. A major 2006 United Nations food and agriculture report found that animal agriculture contributes more to ...

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