Sand: What's It Really Made Of?
Poop, shells and rocks. Watch where you step.
June 28, 202119m 34s
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Show Notes
We’ve dug up one of our favorite episodes this week: Caller Hank wants to know where the sand on his central California beach came from. Beach buff Kiki Patsch gives us the surprising scoop on how beaches are born. Special thanks to Gary Griggs.
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