great barrier reef
This is first time Australia's Marine Park Authority is allowing any interference in the natural process, but they've been persuaded by the amount of damage sustained by climate change and pollution.
In 2016 coral bleaching killed more than a third of the Great Barrier Reef.
Much of the bleached coral has "zero prospect" of ever recovering.
It's that simple.
It's under threat from oil exploration.
Global warming threatens its future.
He is the third person to die on the reef in as many days.
'What we are seeing is lots and lots of dead coral.'
Environmentalists said the article was incorrect and irresponsible.