Great Barrier Reef bleaching crisis 'like a bushfire underwater'
![Great Barrier Reef bleaching crisis 'like a bushfire underwater'](https://cdn.modernghana.com/content/200/120/62202463625-otkvn0y442-00034p32cj.jpg)
It's too soon to tell if the heat-stressed corals of Australia's Great Barrier Reef will survive their fifth mass bleaching in eight years, but the marine scientists who monitor the reef's health are already despairing.