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 talks with Dr. Shirley Tilghman, the new president of Princeton University and a renowned educator and genetic scientist. She talks with Diane about her career, her views on scientific research, education, and her plans as leader of one of the nation’s most prestigious universities.
- Dr. Shirley Tilghman new president of Princeton University
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