Coral bleaching

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Coral Bleaching at Lizard Island on the Great Barrier Reef. © XL Catlin Seaview Survey

Great Barrier Reef bleaching would be almost impossible without climate change

This summer's record-breaking coral bleaching on the Great Barrier Reef was made 175 times more likely thanks to climate change.
Bleached coral can take on luminously beautiful pink and purple hues - but don’t be deceived, these corals are under stress. Justin Marshall/coralwatch.org

In pictures: a close-up look at the Great Barrier Reef’s bleaching

The bleaching hitting the Great Barrier Reef not only harms corals. As these close-up photos show, it also deprives many other species of a home and livelihood.
Professor Morgan Pratchett surveys bleached corals on Australia’s GBR. Cassy Thompson, ARC Centre of Excellence for Coral Reef Studies

Coral Bleaching Taskforce: more than 1,000 km of the Great Barrier Reef has bleached

Bleaching has hit a huge swathe of the Great Barrier Reef, with many corals in the reef's remote northern reaches now expected to die as a result of warm waters linked to this summer's El Niño.
Bleaching events can leave corals weaker in the face of pollution and other stresses. AAP Image/University of Queensland/Ove Hoegh-Guldberg

Great Barrier Reef bleaching event: what happens next?

Authorities have moved the Great Barrier Reef onto its highest alert level in response to widespread coral bleaching. Months of monitoring will now be needed to assess the ongoing damage.
After mass bleaching in 1998, more than half of coral reefs in the Seychelles have slowly recovered. Nick Graham

Obituaries for coral reefs may be premature, study finds

Coral reefs are the poster child for the damage people are doing to the world’s oceans. Overfishing, pollution and declining water quality have all taken their toll on reefs around the world. Perhaps the…

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