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.
A look at Afghanistan’s transformation in the past year and its challenges today.
- Nasrine Gross Afghan women's rights activist
- John Burns chief foreign correspondent of "The New York Times"
- Amb. Karl Inderfurth former assistant secretary of state for south Asian affairs; professor and graduate program director at George Washington University's Elliott School of International Affairs
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