Can Oceans Survive The Human Appetite For Seafood?

Faced with declining fish stocks, many nations are looking for sustainable ways to have their fish — and eat it too. But how much fishing is too much? Oceanographer Sylvia Earle discusses this and other topics in her book The World is Blue: How Our Fate and the Ocean's Are One.
Original article from http://www.npr.org/templates/story/story.php?storyId=120174322&ft=2&f=510221