the Great Barrier Reef is 2,300km long -- roughly the length of Italy -- and is the only living organism that can be seen from space. When Veron, a former Chief Scientist at the Australian ...

And can it be reversed? Narrator: The Great Barrier Reef is big. So big, in fact, that you can see it from space. David Wachenfeld: It's important for people to remember that the Great Barrier ...

See the footage it captured of the Great Barrier Reef after deploying the camera. Credit: NanoAvionics | mash mix: Space.com Music: Shelter from the Storm by Amaranth Cove / courtesy of Epidemic ...

Australia's Great Barrier Reef has lost more than half of its corals since 1995 due to warmer seas driven by climate change, a study has found. Scientists found all types of corals had suffered a ...

Australia's Great Barrier Reef has suffered another mass bleaching event - the third in just five years. Warmer sea temperatures - particularly in February - are feared to have caused huge coral ...

The volcanic rock is so big that NASA's space satellite can capture its image from space. The pumice raft could probably rescue the struggling Great Barrier Reef by supporting marine life.

For coral reefs, climate change is an existential threat. Australia's Great Barrier Reef has endured seven mass bleaching events over the past 25 years. Five have occurred in the past eight years.