Press Association: More than 60% of coral in reefs in the Maldives has been hit by bleaching as the world is gripped by record temperatures in 2016, a scientific survey suggests.
Bleaching happens when algae that lives in the coral is expelled due to stress caused by extreme and sustained changes in temperatures, turning the coral white and putting it at risk of dying if conditions do not return to normal.
Unusually warm ocean temperatures due to climate change and a strong El Nino phenomenon that pushes...