Australian earthquakes pose a high consequence – low likelihood risk that is widespread across the continent but is often not well characterised for some of Australia’s most important infrastructure.

Flash floods, landslides, and rising rates of COVID-19 in Timor-Leste show how multiple hazards can interact with deadly consequences.

Timor-Leste and Indonesia were battered by tropical cyclone Seroja over the Easter period. Seven days of heavy rain and wind caused severe flooding and landslides.