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The whimsical names of corals—bubble, staghorn, starburst and brain—hint at their spectacular appearance, but not necessarily at their true value. As the largest living structures on the planet, coral reefs are also among the greatest storehouses of biodiversity on Earth.
Coral reefs are also one of the most threatened marine systems. Scientists estimate that unless we take immediate action, we could lose up to 70 percent of coral reefs by 2050.
The Nature Conservancy is dedicated to protecting these vital ecosystems and all the corals, fish and people that depend on them. Our coral reef projects around the world ensure:
You can help us protect coral reefs and Adopt a Reef today.
We're working to protect the world's epicenter of coral reef biodiversity.
Underwater nurseries are helping revive degraded reefs.
Protecting the Western Hemisphere's largest barrier reef.
Get the facts, and find out what you can do to help.
Coral research and survey work being conducted in the western Pacific region of Micronesia. © Katrina Adams
What made a team of top marine scientists "yahoo" with excitement?
Medicines derived from coral reefs have been used to fight cancer and save lives.
Can you get a perfect score? Test your knowledge of coral reefs!
Learn some simple, effective actions you can take to help save coral reefs.
Share your love of coral reefs with someone special!
Marine scientist Rod Salm narrates a slide show about what's killing coral reefs—and how we're helping protect them.
Dive deep with professional photographer Jeff Yonover in this audio slideshow.
Get the story behind this "Photo of the Month" from Palau.
Arden O'Conner discusses how medicine derived from coral reefs helped save her life.
Divers cultivate threatened staghorn coral at nurseries offshore as part of a Nature Conservancy project to increase the population of healthy, resilient corals throughout the Caribbean. © TNC
Divers cultivate threatened staghorn coral at nurseries offshore.
In the brilliant turquoise waters of Northern Papua New Guinea, there is a community of fishermen who are struggling to feed their families, and to preserve some of the world's most pristine coral reefs. The Titan people have been fishing the same reefs for over 40,000 years, and now for the first time ever they are running out of fish. © Jordan Plotsky
In Papua New Guinea, struggling fishermen are working to preserve some of the world's most pristine coral reefs.
We need to act now, before it's too late. Watch the Video, Take Action
We're addressing Latin America's most pressing conservation issues. Read the Story