The push to list the Great Barrier Reef as endangered — and Australia’s objections

The Great Barrier Reef is being severely impacted by climate change, but the Australian government is resisting a push to add it to UNESCO’s list of endangered World Heritage sites. We discuss why with Richard Leck, World Wildlife Fund Australia's head of oceans and sustainable development; and Lynn Meskell, an expert on how UNESCO functions and a professor at the University of Pennsylvania.