Volcanic Eruption 6 : Natural Disaster. The sudden and often violent flare-up, emission, or explosion of a volcano associated with the discharge of gases, lava, and various pyroclastic materials
Intergovernmental Oceanographic Commission IOC technical series 37, Tsunami Glossary (A glossary of terms and acronyms used in the tsunami literature - English), , United Nations Educational, Scientific and Cultural Organization UNESCO, Paris, France 1991. http://unesdoc.unesco.org/images/0008/000885/08853 8eb.pdf, (ND/ Tsunami Sci - Brit) {590}