Till next Thursday, 7 July, Australia is hosting a conference earth scientists who will be providing the most up-to-date information on the Japanese tsunami, the safety of nuclear installations, the Christchurch earthquake, Cyclone Yasi, the ash clouds and more.
Earth on the Edge is the 25th General Assembly of the International Union of Geophysics and Geodesy (IUGG) and has attracted almost 4,000 delegates from around 100 countries.
Here are a just a few of the speakers and topics: