The Great Barrier Reef – the world's largest reef system that's "one of the richest and most complex natural ecosystems on Earth" – is once again undergoing a mass coral bleaching event.

Australia’s Great Barrier Reef is experiencing yet another mass coral bleaching event due to heat, the country’s government confirmed Friday. The Great Barrier Reef Marine Park Authority ...

Australia’s Great Barrier Reef is experiencing one of its worst bleaching events since monitoring began nearly four decades ago, authorities say, with much of the famed reef showing signs of ...

Australia's Great Barrier Reef has been hit by a major bleaching event affecting 73% of the iconic ecosystem, according to a new Australian government report. The big picture: A "perfect storm of ...

This is obviously very concerning, as coral bleaching continues to be a widespread issue for our reefs. Despite the protected nature of the Great Barrier Reef, it is suffering greatly because of ...

The southern Great Barrier Reef is suffering from extensive coral bleaching due to heat stress, the reef’s managers said Wednesday, raising fears that a seventh mass bleaching event could be ...