Every year buoyant bundles rise from a spawning coral, giving the impression of an upside-down snowstorm.
The ocean warming that might increase the threat of a catastrophic storm could also create the conditions for a natural defensive barrier.
The Great Barrier Reef is bleaching again. Without greater action on climate change and water quality, its World Heritage status could be listed as "in danger".
The British overseas territory faces an environmental crisis.
Regional solutions can spread across the planet.
Two-thirds of the corals in the northern part of the Great Barrier Reef have died on in the reef's worst-ever bleaching event, according to the latest underwater surveys.
Once upon a time dead coral was something to be celebrated on the Great Barrier Reef.
Just like humans, corals live with myriad microscopic organisms. We are just starting to understand this unseen world.
Efforts to combat water pollution on the Great Barrier Reef aren't working, according to a new government report.
The Great Barrier Reef is in trouble, and the upcoming election is our last chance to lock in plans to save it.
This summer's record-breaking coral bleaching on the Great Barrier Reef was made 175 times more likely thanks to climate change.
Sir David Attenborough has issued a call the save the Great Barrier Reef.
Warm seas are causing coral 'bleaching' in one of the world's biodiversity hotspots.
Banning fishing helps fish, but it also helps reef recover from cyclones, disease, and coral bleaching.
To fix pollution on the Great Barrier Reef, some farming practices will have to change.
Right on cue, coral bleaching has struck the Great Barrier Reef, as the world's third mass bleaching event continues.
Ocean acidification will hurt some parts of the Great Barrier Reef more than others.
Scientists say they've answered a long-held question of Darwin's on why islands are so productive – an important step toward planning protections against the effects of climate change.
We're going to have to adapt to climate change, but some of the options on the table could do more harm than good if they destroy the ecosystems that protect us.
The Great Barrier Reef might get all the attention, but what about our western coral reefs? Warmer waters and human impacts mean these reefs are in trouble.