What is coral bleaching?

When corals are stressed by changes in conditions such as temperature, light, or nutrients, they expel the symbiotic algae living in their tissues, causing them to turn completely white.

Literally cooked in hot water—what happened in the latest mass coral bleaching on the Great Barrier Reef - Bulletin of the Atomic Scientists

Australia's Great Barrier Reef is suffering mass coral bleaching : NPR

Climate change is destroying our coral reefs. Here's how scientists plan to save them

Coral Bleaching

Coral Reefs - Oceans, Coasts & Seashores (U.S. National Park Service)

What Happens When a Coral Reef Dies?

As Coral Bleaching Goes Global, Scientists Fear Worst Is Yet to Come - Inside Climate News

What is Coral Bleaching?

Coral reefs glow neon colors in an effort to survive - CNET

Coral bleaching

Coral Stressors - Woods Hole Oceanographic Institution

Coral bleaching: Scientists 'find way to make coral more heat-resistant' - BBC News