Today we’re sharing an episode from TED Radio Hour on NPR, which explores the biggest questions of our time with the help of the world's greatest thinkers. The host Manoush Zomorodi speaks with four ocean experts, including our former co-host Dr. Ayana Elizabeth Johnson, about how to grocery shop for seafood sustainably, how much the ocean has changed over the last century, and how beautiful whale poop is.  

You can check out more episodes of TED Radio Hour on Spotify, or wherever you listen. 

This episode was produced by Katie Monteleone, Fiona Geiran, Matthew Cloutier and Christina Cala. It was edited by Sanaz Meshkinpour. Our production staff at NPR also includes Jeff Rogers, Rachel Faulkner, Diba Mohtasham, James Delahoussaye, J.C. Howard and Janet Woojeong Lee. Our audio engineer is Daniel Shuhkin. Our intern is Harrison Vijay Tsui. Our theme music was written by Ramtin Arablouei. Our partners at TED are Chris Anderson, Colin Helms, Anna Phelan, Michelle Quint and Micah Eames.

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