The new coral reef, measuring 1,600 feet in height, is the first to be discovered in more than 120 years.
"We are beginning to transition and go through the extinction," study author David Gruber said. "Who comes out the other side is up for grabs."
Key West banned sunblock and sunscreens which contain certain chemicals in an attempt at saving the area's coral reefs. But the state lawmakers may overturn the ban on the grounds that human health is a more important matter.
"Global warming is happening. As a society, we need to understand how species and ecosystems will respond to such change," said study author Lewis Jones.
A new study indicates that coral is fighting for its own survival in the face of climate change.
Rising water temperatures are killing corals—but researchers think we can stop the die-off.
"There's just no time for these systems to recover."
Greenpeace said listing the World Heritage Site as endangered would have forced the Australian government to act on climate change.
The bleaching streak is unprecedented.