Coral reefs are crucial to the ocean's ecosystem, providing sustenance to a quarter of marine life. Today, more than one third of the world's reefs are deteriorating. What's causing coral reef destruction and possible new remedies to address it.
The presiding bishop of the Episcopal church joins Diane for an hour of conversation about the top issues facing the church today and how he sees religious ideas and spirituality evolving in American society and culture.
- Bishop Frank Griswold presiding bishop of the Episcopal church
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