Australia's Great Barrier Reef suffers third bleaching event in 5 years

Reef fish swimming above recovering coral colonies on the Great Barrier Reef off the coast of Cairns, Australia, on Oct 25, 2019. PHOTO: REUTERS
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SINGAPORE - Australia's Great Barrier Reef has suffered widespread coral bleaching after sea temperatures reached record levels last month, scientists say.

How severe the event is will be known in a few weeks once aerial surveys of the 2,300km reef are completed and sea temperatures fall.

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