Coral reefs are dying at a record speed, putting a backbone of global food chains at critical risk. More than 80 percent of coral reefs are now hit by mass bleaching. Reefs feed millions, protect coasts and shape economies. What happens when they vanish – and is the world doing enough to stop it?

Become a supporter of this podcast: https://www.spreaker.com/podcast/the-truth--6487495/support.