"no ocean on earth that can sustain coral."
This a direct quote from 'Sea Change,' the January 9, 2009 episode of PBS's program 'NOW.' Wherein they discuss the warming of the world's oceans and the tipping point we are nearing:
Sea Change . NOW on PBS
By the way, as mentioned in this episode, if business as usual by mid-century the ocean's will not be able to sustain coral.