A variety of corals form an outcrop on Flynn Reef, part of the Great Barrier Reef near Cairns. Photo: Toby Hudson / Wikimedia Commons

Travel

Barrier Reef both a surprise and a shock

Getting up close to sea turtles, clownfish, sharks and colourful coral on the Great Barrier Reef is an unforgettable experience – but there is a sting in the tail.

National

Coral death toll high on reef: scientists

Mass bleaching has killed an estimated 35 per cent of corals on sections of the Great Barrier Reef between Papua New Guinea and Townsville, scientists say.

World

114 natural World Heritage sites 'at risk'

Half of the world’s natural World Heritage sites, including the Great Barrier Reef, are at risk from harmful industrial activities such as mining, dredging or drilling for oil, a report has warned.