Coral reefs are the most diverse marine ecosystem. They provide other marine species with food and shelter and provide us with food, income and leisure. But coral reefs are in danger - 75 per cent of them are threatened by overfishing, habitat destruction, pollution, ocean acidification and climate change. This film explains what we can do to help corals stay alive.
Rating 296 Views Updated: Thursday, July 14, 2016 - 6:01pm