Any diver, snorkeler, or spear fishermen can tell you reef ecosystems are in serious trouble. And it's certainly not just warming temperatures, it's also acidi

Any diver, snorkeler, or spear fishermen can tell you reef ecosystems are in serious trouble. And it's certainly not just warming temperatures, it's also acidification, overfishing, destructive fishing with dynamite and cyanide, and overwhelming volumes of plastic and trash in the ocean. It's fairly rare to find a reef that doesn't have garbage embedded in it today.