this massive coral in the southwestern Pacific Ocean is so large that it's visible from space. GREAT BARRIER REEF CORALS JUST EXPERIENCED HOTTEST OCEAN TEMPS IN 400 YEARS Unlike a coral reef ...

The world's largest coral reef system, the Great Barrier Reef, is located off the northeastern coast of Australia ...

The coral is so massive that, according to National Geographic, it could be seen from space. The discovery was ... changes in the environment." Coral reefs worldwide are besieged by threats ...