Life-Giving but Lethal: The Culprit Behind Dead Zones and the Threat to Our Water Supply
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The unchecked flow of phosphorus into our waterways — often from farm runoff — contributes to “dead zones” and toxic algae blooms.
At the same time, as an essential ingredient in fertilizer, phosphorus turns vast swaths of land green, nourishing crops and animals. It makes life possible for billions of people.