Palau corals ‘may hold answer’ to facing climate change threat

An archipelago in the western Pacific Ocean is home to some of the most intact coral reef systems in the world and features spectacular marine biodiversity.

But it is facing pressure from climate change, tourism and overfishing.

Al Jazeera’s Nick Clark reports from the western Pacific nation of Palau on how its super corals may hold the answer to saving the world’s reefs.