Indonesian mud volcano deepens
Updated
It's been exactly two years since Indonesia's worst ever mud volcano displaced thousands of people on the island of Java.
Now there's new evidence that the volcano is actually collapsing on itself, creating a new series of concerns.
Presenter: Stephanie March
Speakers: Dr Mark Tingay, University of Adelaide School of Earth and Environmental Sciences; Farah Sofa, deputy director of the Indonesian Forum for the Environment (WALHI).
