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.

Veron says he hates to predict the future for the Great Barrier Reef, because it "can't be anything ... future for a world that he believes will be ruined by climate change.

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 ...

On the Great Barrier Reef, bleaching is underway in the northernmost section. This is the sixth bleaching event on the Great ...

It hosts about half of all the Great Barrier Reef's annual tourism ... to protect the iconic destination that's slowly being destroyed by climate change. PADI-certified divers can take part ...

Government data showed smaller patches of coral bleaching had also been spotted at the northern tip of the more famous Great Barrier Reef on Australia's east coast. Quigley said the Ningaloo Reef ...

Stretching over 1,200 miles, Australia's Great Barrier Reef is the largest structure on Earth built by living organisms. Even for its size, it houses an incredible biodiversity -- literally ...

Many visitors say the Great Barrier Reef is best seen through a scuba mask, but it's no small feat to traverse the area's dive spots. When choosing which regions to explore, consider your skill ...

The best time to visit the Great Barrier Reef is from June to October. This peak season offers some key advantages for travelers. Temperatures hover in the low 60s to mid-80s, and rainfall is ...