13 2012a-775 abschätzung aeronautics disasterplanning disasterrelief earthquakeeffects earthquakeresistantdesign emergencies emergencymanagement environmentalaspects erupties(vulkanen) eruption etc geology governmentregulation history jurisprudence kernenergie kernkraftwerk krisenmanagement lawandlegislation legislation mk8900 naturkatastrophe nuclearpowerplants paleoecology prognose quaternary rampenbestrijding regierung risicobeheersing risikoanalyse riskassessment riskmanagement safetymeasures stratigraphic tektonik tuff unitedstates volcanicactivityprediction volcanicash volcanism volcanoes vulkan vulkanismus wa295