Understanding Coral Reefs and How to Save Them

Coral reefs are like bustling underwater cities, full of life and color. Though they only occupy 0.1% of the ocean floor, they support 25% of all marine life. But coral reefs are also one of the ecosystems most threatened by climate change. Over the last ten years alone, we’ve lost 14% of the world’s coral reefs—but we still have a chance to save them if we act now. Learn more about how these cities work, why they’re struggling, and what you can do as a diver to help protect them.