Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Planting new coral in degraded reefs can lead to rapid recovery – with restored reefs growing as fast as healthy reefs after just four years, new research shows. Reefs worldwide are severely ...

Scientists predict that by 2040 more than 70 percent of reefs in the Atlantic will be degrading faster than corals can grow.

Most coral reefs will soon stop growing and may begin to erode—and almost all will do so if global warming hits 2°C, ...

By Shreya Dasgupta Most coral reefs in the Caribbean could stop growing, and even start eroding, by 2040 if global warming ...

Most corals in the Atlantic Ocean will soon stop growing. Many are already dying, leaving shorelines and marine ecosystems ...

In the Atlantic, this damage has already shifted which corals are surviving. The key reef-building species are becoming rare, ...

Palau's corals have emerged unscathed from the world's devastating marine heatwaves. Researchers are breeding and planting them to save reefs from disappearing.

They have been growing on subsea structures for decades but are now under threat as old platforms are decommissioned.

One of Earth’s most breathtaking natural wonders is under serious stress, now more than ever before. Scientists say the Great Barrier Reef has lost huge amounts of its hard coral cover over the past ...

Beneath a cloak of darkness, illuminated only by glow sticks and red-filtered flashlights, researchers waited underwater off Key Largo hoping to witness one of the rarest events of sex in the sea.

The hidden world of coral reefs is home to thousands of plant and animal species. But it's a world under threat from pollution and the coral bleaching caused by global warming. Hervé Lechar, an artist ...