It demonstrates that the onset of reef growth on the outer shelf was preceded by a rise in summer temperature from ~26° to ~28°C at around 700 thousand years ago (marine isotope stage 17). This ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

The Great Barrier Reef story begins much earlier than most people realize. There is evidence that the Great Barrier Reef is around 650,000 years old, though researchers estimate that the precursor to ...

For coral reefs, climate change is an existential threat. Australia’s Great Barrier Reef has endured seven mass bleaching events over the past 25 years. Five have occurred in the past eight years. But ...