In 2016 and 2017, marine heat waves caused by climate change resulted in mass bleaching, which killed about half of the corals on the Great Barrier Reef, along with many others around the world.

In 2016 and 2017, marine heat waves caused by climate change resulted in mass bleaching, which killed about half of the corals on the Great Barrier Reef, along with many others around the world.

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Polluted runoff is still smothering the Great Barrier Reef, our first national assessment of water quality trends in Australian rivers has revealed. The problem on the reef is getting worse ...

Following is a transcript of the video. Narrator: This is the Great Barrier Reef, and it's dying. Less than 20 years ago, the world's largest living structure looked like this, and this.

Satellite imagery has revealed the huge amounts of floodwater heading into the ocean and towards parts of the Great Barrier Reef after Queensland experienced more than two weeks of heavy rain.

The Great Barrier Reef just experienced its worst summer on ... In February, the NOAA added three new levels to its coral bleaching alert maps, to enable scientists to assess the new scale of ...

The same reef in American Samoa before, during, and after a coral bleaching event. Credit: XL Catlin Seaview Survey. In March, coral reef scientists first raised the alarm about the third-ever ...

Australia's Great Barrier Reef is home to a tremendous array of endangered species, some found nowhere else in the world. Renowned for its beautiful corals and water clarity, the reef was listed by ...

For decades, the Great Barrier Reef has enjoyed World Heritage Status and been synonymous with diving, tourism and with Australia. But in June of this year, UNESCO threatened to downgrade the Great ...