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.
Diane speaks with the co-editor of a new volume of essays on journalism and its role in American society.
- Geneva Overholser Curtis B. Hurley Chair in Public Affairs Reporting, Missouri School of Journalism. She is former editor of the "Des Moines Register" and former ombudsman for the "Washington Post."
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