Protecting Coral Reefs

Ocean pollution from plastic waste (correct)

The decreasing popularity of scuba diving

The threat of invasive species to coral reef biodiversity

Overfishing and its impact on marine ecosystems

The migration patterns of sea turtles

The impact of climate change on marine life (correct)

The history of coral reefs

Techniques for underwater photography

Increasing human presence for conservation efforts

Maintaining proper water temperature and pH levels (correct)

Introducing non-native species for ecosystem diversity

Reducing sunlight exposure to the reefs