Indonesia is home to the world’s largest and most biodiverse coral reef system, spanning more than 32,000 square kilometres across the archipelago. Just like what is happening globally, these reefs are now bearing the brunt of a warming ocean. Our new study, however, found that despite rising sea temperatures, coral cover at most of our Indonesian study sites remained remarkably stable over the long term. Our study compiled long-term coral monitoring data from across Indonesia. Spanning from 20