Great Barrier Reef drilling reveals repeated collapse, regrowth and migration since last ice age

An international expedition including University of Sydney researchers has pieced together the clearest picture yet of how the Great Barrier Reef responded to dramatic environmental change over the past 30,000 years.

Multiple studies since the expedition more than 10 years ago have traced the reef's retreat, regrowth and repeated collapse from the last ice age to the dawn of the modern reef. ...