These incredible corals form what may be one of the world’s largest reef systems—and researchers have a plan to restore it ...

Add Yahoo as a preferred source to see more of our stories on Google. Editor’s Note: This CNN series is, or was, sponsored by the country it highlights. CNN retains full editorial control over subject ...

Hovering underwater, I felt as if I were witnessing a form of planetary circulation. Nutrients moving from forest to coast, ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have found a new way to analyze the chemical clues left behind by marine organisms living in coral reef systems, which ...

Reef sharks are observed less frequently on Caribbean reefs that have high levels of diving activity and greater coastal ...

The study of ancient reef systems provides a window into marine ecological complexity in deep time. These reefs, constructed by a combination of microbial communities and early metazoans, illustrate ...

The planet holds countless natural wonders, yet few match the sheer complexity of the Great Barrier Reef off Australia's northeastern coast. This underwater metropolis stretches for over 2,300 ...

The Belize Barrier Reef Reserve System, inscribed as a UNESCO World Heritage Site in 1996, is comprised of seven protected areas. As the largest reef complex in the Atlantic-Caribbean region it ...

(CNN) — Wilfried Gebhardt still remembers his first dive at Apo Reef over 30 years ago. The now-retired German geographer had just moved to Sablayan, a municipality on Mindoro island, southwest of ...