ENCYCLOPEDIA of NATURAL HAZARDS Encyclopedia of Earth Sciences Series ENCYCLOPEDIA OF NATURAL HAZARDS Volume Editor Peter Bobrowsky is an Adjunct Professor at the Center for Natural Hazards Research, Department of Earth Sciences, Simon Fraser University, Burnaby, BC, Canada (
[email protected]). With over 30 years of professional experience as an environmental and engineering geologist he has worked in Africa, China, India, North America, Middle East and South America. He has published extensively on a variety of subjects and has served/serves on a number of bodies and organizations: Secretary General of IUGS, President of the Geological Association of Canada, President of the Canadian Quaternary Association, Vice President of the International Consortium on Landslides, editorial board for Landslides Quaternary International and several others. The project to compile and publish this volume was completed during his tenure as SG of IUGS. Editorial Board Pedro Basabe Bill McGuire UN/ISDR Africa Programme Department of Earth Sciences United Nations Complex, Gigiri University College London PO Box 47074 136 Gower Street (Lewis Building) Nairobi, Kenya London, UK Tom Beer Jay Melosh Australian Commonwealth Scientific and Industrial Research Department of Earth and Atmospheric Sciences Organisation (CSIRO) Civil Engineering Building, Room 3237 PB1, Aspendale 550 Stadium Mall Drive Victoria, Australia Purdue University West Lafayette, Indiana, USA Norm Catto Department of Geography Farrokh Nadim Norwegian Geotechnical Institute (NGI) Memorial University PO Box 3930 Ullevall Stadion St. John’s, Newfoundland, Canada Oslo, Norway Viacheslav K. Gusiakov Paul Slovic Siberian Division, Russian Academy of Sciences Decision Research Pr.Lavrentieva, 6 1201 Oak Street, Suite 200 Novosibirsk, Russia Eugene, Oregon, USA Michael K.