But coral bleaching is much more than an aesthetic loss. It is an environmental indicator: an omen of starving animals, a failing ocean ecosystem and a devastating change in global climate.

Record high temperatures and relentless marine heat waves triggered widespread coral bleaching and die-offs in the Florida Keys and the Caribbean this summer, forcing emergency rescue measures to ...

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.

New research has revealed alarming coral mortality rates of 92% after last year's bleaching event at Lizard Island on ...

The coral reefs around the Florida Keys are losing their color early this summer because of record-high water temperatures. Federal scientists say they are already seeing some bleaching in the reefs.

As baby corals float in the currents, they can expand their species’ range. But can they get to climate refuges fast enough to survive? A new study has good news and bad.

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.

The mass bleaching of coral reefs around the world since February 2023 is now the most extensive on record, the National Oceanic and Atmospheric Administration told Reuters this week. A staggering ...

A year after the worst coral bleaching ever recorded, Florida's reefs are slowly recovering. Despite elevated ocean temperatures, scientists say this summer they didn’t see significant bleaching.

Coral reefs are known for their vibrant, rainbow-hued colors. They are vital to 25% of ocean life, even though they only make up less than 1% of the planet’s surface. They provide food and ...