Coral bleaching isn’t just an ocean crisis. Here’s how the global event endangers food security, local jobs—and the land ...

New research has revealed coral mortality rates of 92% after last year’s bleaching event at Lizard Island on Australia’s Great Barrier ...

Scientists from the University of Miami, the Florida Aquarium, and Tela Coral in Honduras are transplanting crossbred coral ...

Researchers studying a coral disease that has devastated reefs across the Caribbean say they’ve come up with a promising ...

Coral reef. Image via Unsplash. Coral bleaching represents the most visible and widespread symptom of reef decline. This phenomenon occurs when corals expel their symbiotic algae (zooxanthellae) in ...

Bleaching is caused by marine heatwaves, where higher sea temperatures stress coral reefs, forcing them to expel the algae that give them their vibrant colours.

But in recent years, coral reefs have been experiencing bleaching. In fact, they are currently suffering the worst bleaching event on record. This video, shared by NPR, shows a glimpse of the damage.

A map showing the maximum extent of coral bleaching in 2024. From blue to dark purple, the colors show increasing threats of bleaching and coral mortality. Light blue indicates no stress to reefs ...

The bleaching has "impacted 84% of the world's reefs, with 82 countries, territories and economies suffering damage," according to the International Coral Reef Initiative (ICRI) and the NOAA ...

Harmful bleaching of the world's coral has grown to include 84% of the ocean's reefs in the most intense event of its kind in recorded history, scientists say.

The International Coral Reef Initiative (ICRI) announced that bleaching-level heat stress has impacted more than 80% of the world's coral reefs in the fourth global coral bleaching event.