Research threats to coral that aren't climate change related, such as deforestation generated silt in rivers, disruption of ocean ecosystems due to destruction

Research threats to coral that aren't climate change related, such as deforestation generated silt in rivers, disruption of ocean ecosystems due to destruction of top predators (such as sharks), overfishing, and excessive fertilizer runoff from agriculture. There are groups (not enough) working on those problems than can use support.