Great Barrier Reef suffers first mass bleaching under cooling La Niña

Coral have turned white across all four of the reef’s main areas, with the north and centre of the world heritage site worst hit in the natural wonder's 6th mass bleaching event

Great Barrier Reef suffers first mass bleaching under cooling La Niña
Coral have turned white across all four of the reef’s main areas, with the north and centre of the world heritage site worst hit in the natural wonder's 6th mass bleaching event