Coral reefs are among the clearest harbingers of climate change. That’s because they live at the upper end of their thermal spectrum – which means they’re sensitive to slight changes.

CoastLine:  Sponges Proliferate Across Ocean Floor As Corals Die

CoastLine is a variety interview, arts, and occasional news show, hosted by Rachel Lewis Hilburn.Each week on CoastLine, we meet extraordinary humans -- scholars, writers, dancers, artists, comedians, scientists -- and we take a deep dive into their extraordinary ideas and lives.Subscribe to the CoastLine podcast on iTunes, Spotify, Stitcher, and Google Play. To find the podcast, search WHQR CoastLine. Contact us at coastline@whqr.org.CoastLine airs on WHQR 91.3 FM each Wednesday at noon and each Sunday at 4 PM.

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CoastLine: Sponges Proliferate Across Ocean Floor As Corals Die

CoastLine: Sponges Proliferate Across Ocean Floor As Corals Die