Corals

Climate change: Great Barrier Reef has lost more than HALF its corals in the last 25 years

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More than half of the corals on the Great Barrier Reef have been lost to ‘bleaching’ due to climate change over the last 25 years, a study has found. Researchers studying the state of the Australian reef system — one of the seven natural wonders of the world — concluded it is disappearing faster than thought.  … Read more

Corals emit a colourful ‘sunscreen’ to protect them from rising sea temperatures 

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Some corals emit a ‘sunscreen’ in the form of a dazzling colourful display in a ‘fight for survival’ against rising sea temperatures, according to new research.  Coral bleaching – the process of coral expelling algae triggered by hotter waters – usually turns coral a ghostly shade of white.  But some bleaching corals undergo what had … Read more