Naturkatastrofer
Svenska nationella seismiska nätet
SGU Jordbävningar och vulkaner
SGU Skred och ras
USGS Earthquake Hazards Program
USGS Natural Hazards
NASA Earth Observatory: Natural Hazards
BGS Earth hazards
NERC Natural hazards
Smithsonian/USGS Global Volcanism Program
Volcano Discovery: Volcanoes of Iceland
UNESCO Disaster preparedness and mitigation: Natural Hazards