Corals National Geographic

Meet the tiny organisms that combine to create the world's great tropical reefs. Find out about the threats that imperil corals worldwide.
What are coral reefs? Coral can be found in tropical ocean waters around the world. But how much do you know about reefs and the tiny animals—polyps—that build them? Learn all about coral and why warming waters threaten the future of the reef ecosystem.
Images of devastated coral reefs, a common reminder of climate change, can give the impression of a static landscape. But time-lapse footage of coral bleaching as it happens shows a surprisingly active process.

Coral Reefs 101 National Geographic

Coral

of the Ocean - Can coral reefs survive the Anthropocene epoch?

Why our coral reefs need hope

Staghorn coral, facts and photos

A 'super reef' recovery raises hopes — but also questions about its resilience

Scientists are trying to save coral reefs. Here's what's working.

Coral Kingdom Pictures, Coral Photos, Photo Gallery, Picture Gallery, Desktop Wallpaper – National Geographic

Mote's coral restoration efforts featured in National Geographic magazine, News & Press

Amazing Mesoamerican Reef

Staghorn coral, facts and photos

Endangered Coral Reefs and Their Natural Recovery and Rebirth

Coral Reef Survivors