Natural Disasters and Catastrophes http://www.btinternet.com/~mike.ferris/
About the causes, consequences and costs (if appropriate) of natural disasters and catastrophes. Includes specific commentary, features and statistics on a variety of subjects (i.e. volcanic activity) and a regularly updated listing of world-wide natural disasters effective January 1999.
ReliefWeb: Natural Disasters http://www.reliefweb.int/w/rwb.nsf/vLND
Archived information, from 1981 to the present, about major natural disasters, including floods, droughts, fires, earthquakes, hurricanes, and cyclones, focussing on international humanitarian relief efforts. From the UN Office for the Coordination of Humanitarian Affairs (OCHA).
The Disaster Files http://www.eclectic-mall.com/disasterfiles/
Repository of summaries, statistics, links and articles about natural (and some man-made) disasters including earthquakes, tornados, hurricanes, floods, blizzards, epidemics, air crashes, explosions and volcanic eruptions.
Avalanches