Coral reef ecosystems are generally high in biodiversity, most often found in shallow tropical seas, and are threatened by factors including ocean acidification, global warming and sea level rise.

The Great Barrier Reef is the largest living structure on the planet. It's home to a quarter of our marine life and serves as a carbon sink, removing CO2 from the atmosphere. At its core is coral ...

Record ocean heat has taken a devastating toll on one of the world’s greatest natural wonders, with coral bleaching on ...