Read articleMode of Operation of a Tsunami-Early-Warning-SystemCaused by a tsunami in 2004 more than 250,000 people lost their life. Warning-systems help to inform the residents early.
Read articleDangerous water vapour: phreatic eruptionsPhreatic eruptions often occur without any forewarning. Many were unprepared for the sudden eruption of Ontake volcano, Japan in autumn 2014.
Read articleInfographics on earthquakesA picture is worth a thousand words: information and data on earthquakes are summarized in graphics (in german).
Read articleInfographics on floodA picture is worth a thousand words: information and data are summarized in graphics (in german).
Read articleObserving climate change in the oceanOcean observations are essential to recognize the progress of climate change. However, extensive sampling is difficult and expensive.