NOAA will continue to monitor temperatures just to be sure, but according to the agency’s latest ocean forecast, the longest, most widespread coral bleaching event is almost over.

The current bleaching event — one of only three ever — started in 2015, when coral reefs around the world began to experience high ocean temperatures for months on end. For reference, think of how you feel when you get a fever just a few degrees above your usual temperature, and then imagine that lasting for years … you’d be dead by now, too.

Worldwide, 70 percent of reefs suffered extended periods of temperatures high enough to cause bleaching. The most publicized disaster unfolded on the Great Barrier Reef, where the hardest-hit stretches saw 60…