Parts of Australia’s iconic Great Barrier Reef, famed for its stunning colors and biodiversity, suffered the biggest decline of coral on record last year after a marine heatwave bleached vast swathes ...

A green sea turtle near Lady Elliot Island. We were 10,000 feet above the Pacific, in a tiny Cessna that seemed like it should have been flying much lower than that, when the clouds cleared and Lady ...

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, which ...

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 unfolding ...

MELBOURNE, Australia — The Great Barrier Reef has experienced its greatest annual loss of live coral across most of its expanse in four decades of record-keeping, Australian authorities say. But due ...

Both aerial and in-water surveys have shown that the southern section of the Great Barrier Reef is undergoing extensive coral bleaching. Surveys have also shown “limited bleaching” in the northern ...