(Vitiligo can arise spontaneously or be inherited; it can also be triggered by bleaching).
Latest figures show that 93% of the reef has been impacted by bleaching.
In early 2016 it spread to the Great Barrier Reef, where 93% of 3,000 reefs were hit by bleaching.
Again, the underwater seascape was devastated by bleaching, and the scale of the devastation was beginning to sink in.
Hawaii and the Florida Keys, which will probably be hit by bleaching in the coming months, have been affected twice already, in mid-2014 and mid-2015.
In early 2016 it spread to the Great Barrier Reef where 93% of its nearly 3,000 reefs were hit by bleaching.
He took the notion of neutrality to an extreme, blotting out the shoes (and any discussion about them) with the tights, and by bleaching the models' eyebrows.
Crocombe says when tourists hear that 93% of the reef has been impacted by bleaching they expect to come and see that it's all dead.
Both the young men we have included – Bieber, 21, and Zayn Malik, 22 – have reinvented themselves by bleaching their hair blond.
The in-water mortality studies followed earlier aerial surveys, which found that 93% of the Great Barrier Reef had been affected by bleaching.
They've triggered the third recorded global coral bleaching, and in Australia 93% of the reefs have been affected by bleaching along the 2,300km Great Barrier Reef.
