>>40752889>Are coral reefs imortal beings that are dying only because of human action?Yes.
>Corals are the litmus test for healthy oceans. They provide the right conditions to support abundant, teeming life. Yet, they are endanger. Although they are potentially immortal, their health is delicately linked with water quality and the fickle nature of their symbiotic relationship with algae.The reason it's not rock is also because dead coral is incredibly brittle and not hard at all.