The state of the world’s oceans with David Guggenheim | Radio Times with Marty Moss-Coane | WHYY/NPR Philadelphia

WHYY's Marty Moss-Coane prepares to interview Dr. David E. Guggenheim

October 4, 2011: During a visit to his home town of Philadelphia, Pennsylvania as part of the Ocean Doctor’s 50 Years – 50 States – 50 Speeches Expedition, Dr. David E. Guggenheim is interviewed on Radio Times with Marty Moss-Coane, WHYY/NPR about the state of the world’s oceans.

The state of the world’s oceans with David Guggenheim | Radio Times with Marty Moss-Coane | WHYY/NPR Philadelphia