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What Are Those Weird, Pink Ponds in San Francisco Bay?

09:02

Dec 13, 2017

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As the water gets saltier, only some microbes are able to thrive, while others die off. Pink water is a good sign that things are working as expected. (Lauren Sommer/KQED)

In the South Bay's colorful salt ponds, a decades-old industry continues to crystalize. This week, KQED Science reporter Lauren Sommer takes us on a trip to Cargill to learn how salt is made from San Francisco Bay Water. Listen to the Bay Curious podcast in the player above.

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