The arrival of a potentially powerful El Niño weather system this year could devastate coral reefs around the world already weakened by back-to-back rounds of bleaching, scientists warn.

(CNN) — 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 ...

The team of scientists from James Cook University, University of Western Australia and Edith Cowan University surveyed coral ...

On June 1st, the world celebrated World Reef Awareness Day 2025 under the urgent theme: “Bringing Corals Back to Life.” This day highlights the indispensable role coral reefs play in sustaining marine ...

The Great Barrier Reef has experienced the largest annual decline in coral cover in two of the three regions since AIMS began monitoring 39 years ago. This was predominantly driven by climate ...

MELBOURNE, Australia (AP) — 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.

Coral reefs are vital ecosystems that sustain millions of people, yet they face a growing crisis. Rising ocean temperatures are causing coral bleaching, a process where heat disrupts the relationship ...

Climate change is severely impacting coral reefs globally, including Florida's reef, which is vital to the state's economy and provides significant flood protection. Florida's coral reef has ...

Scientists documented the "most spatially extensive" bleaching of the Great Barrier Reef since records began, driven by sweltering ocean temperatures in 2024 ...

It’s the largest living structure on Earth, 3,000 individual reefs, 900 islands, 1,430 miles, and it may be collapsing. Alas, The Great Barrier Reef Annual Summary Report of Coral Reef Conditions, ...