Coral reefs

Underwater discovery rivals Great Barrier Reef

Underwater discovery rivals Great Barrier Reef

An underwater camera captured the first images of a vibrant reef system off the coast of southern Australia
Nurseries bring coral reefs back to life

Nurseries bring coral reefs back to life

The Coral Restoration Foundation aims to bring coral reefs back by reproducing species of coral in underwater nurseries, then replanting them in the reefs
Test-tube coral: How scientists are saving the Great Barrier Reef

Test-tube coral: How scientists are saving the Great Barrier Reef

Coral sperm is being frozen in a bid to save the UNESCO World Heritage site
Hong Kong Artist Nadim Abbas and his dead coral reef

Hong Kong Artist Nadim Abbas and his dead coral reef

Hong Kong's rising young artist Nadim Abbas talks about his latest work inspired by coral and the people who are obsessed with it
Gallery: 10 best dive sites in Asia

Gallery: 10 best dive sites in Asia

Asia is home to some of the world's most spectacular coral reef systems, but human activity threatens their existence