TED Talks Video: Sylvia Earle: Here's how to protect the blue heart of the planet

Sylvia Earle: Here's how to protect the blue heart of the planet (TED Prize winner!)

"Legendary ocean researcher Sylvia Earle shares astonishing images of the ocean -- and shocking stats about its rapid decline -- as she makes her TED Prize wish: that we will join her in protecting the vital blue heart of the planet."