Read articleInfographics on El Nino and MonsoonA picture is worth a thousand words: information and data on earthquakes are summarized in graphics (in german).
Read articleWhat are tornadoes?A tornado is defined as a strong rotating air column with vertical axis, which must have contact to the ground. In most cases a tornado is visible as a funnel...
Read articleWinter StormsIn Central Europe, each year severe winter storms cause considerable damage. A storm is defined for wind speeds in excess of 75 km/h (Beaufort 9).
Read articleGEOFON: Worldwide earthquake observationGEOFON (GEOFOrschungsNetz) is the global seismological broad-band network operated by the German GeoForschungsZentrum (GFZ).
Read articleVolcanic eruptions can be identified in tree trunksTree growth is affected by volcanic eruptions. Laboratory methods and measurements are explained