Great Barrier Reef
![Great barrier reef corals and fishes.](https://cdn.mos.cms.futurecdn.net/GQvoTsrnmA7eHckyQWwZNX-320-80.jpg)
Australia's Great Barrier Reef is an enormous and spectacular natural wonder, but it is also one of the most devastating examples of ecosystems that are increasingly threatened by a warming world. Explore its diverse communities of marine wildlife, and discover the challenges facing corals — which are especially sensitive to temperature change — and the animals that depend on them.
Latest about the great barrier reef
![null](https://cdn.mos.cms.futurecdn.net/tPrJyCwz65utTVuu8CLuuA-320-80.jpg)
Coral Reefs Have 'Halos,' and They Can Be Seen from the Heavens
By Mindy Weisberger published
What's the story behind reefs' mysterious "halos" of empty sand?
![A photo provided by the Australian government shows baby sea turtles crawling toward the surf on Raine Island.](https://cdn.mos.cms.futurecdn.net/2j4oKdFFfJQD3v32Q5YLcU-320-80.jpg)
Climate Change Turned 99.8% of These Sea Turtle Babies into Girls
By Rafi Letzter published
A new study found that sea turtles born in areas most heated by climate change are 99.8 percent female.
![Great barrier reef corals and fishes.](https://cdn.mos.cms.futurecdn.net/GQvoTsrnmA7eHckyQWwZNX-320-80.jpg)
Can You Put a Price on the Great Barrier Reef? Economists Just Did
By Stephanie Pappas published
The Great Barrier Reef brings real dollars to Australia.
![A bleached coral stands starkly in Australia's Mission Beach Reefs, part of the Great Barrier Reef system.](https://cdn.mos.cms.futurecdn.net/ty42jd5q59F8eSgxyYvHHV-320-80.jpg)
Great Barrier Reef Again Hit by Severe Coral Bleaching
By Stephanie Pappas published
Two-thirds of the length of the Great Barrier Reef is suffering from bleaching, a condition likely to cause mass coral die-offs.
![barrier-reef-bleaching-death](https://cdn.mos.cms.futurecdn.net/R7RLdov7K86D9j4Ls5PZ2T-320-80.jpg)
Global Warming Is Killing the Great Barrier Reef
By Kacey Deamer published
The Great Barrier Reef has suffered "off the chart" damage.
![A view of the Gloria Knolls Slide off Queensland, Australia, and adjacent seafloor features; colors represent the depth of the features beneath the water surface (red is the shallowest, indicating the tallest features, while purple and blue are the deepes](https://cdn.mos.cms.futurecdn.net/5iqpBVFULUFyv7zgtqDgtm-320-80.jpg)
Huge Undersea Landslide Slammed Great Barrier Reef 300,000 Years Ago
By Jeanna Bryner published
More than 300,000 years ago, a behemoth undersea landslide sent huge amounts of debris sliding down the Great Barrier Reef, generating a 90-foot-high (27 meters) tsunami.
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