Australia's Great Barrier Reef hit by 'worst' bleaching

Image: The Great Barrier Reef is the world's largest living structure and can be seen from space.

bbc.com - March 29th 2016

Evidence that Australia's Great Barrier Reef is experiencing its worst coral bleaching on record has renewed calls for the UN to list it as "in-danger".

The National Coral Bleaching Taskforce says 95% of reefs from Cairns to Papua New Guinea are now severely bleached.

It says only four reefs out of 520 have no evidence of bleaching.

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