
What Connects Bones, Bird Poop, and Toxic Green Slime? Hint: Without It, Half of Us Wouldn't Be Alive Today
Gastropod
Introduction
Gastropod is a podcast that looks at food through the lens of science and history. In this episode, Cynthia Grayber tells the story of how our search for fertilizer has led us to dig up battlefields for bones. It's the story ofhow a signal element is essential to human life, but we're running out of it.
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