"The term 'prevention' refers to activities undertaken by the first responder community during the early stages of an incident to reduce the likelihood or consequences of threatened or actual terrorist attacks"
The Institute for Crisis, Disaster, and Risk Management (ICDRM) at the George Washington University (GWU), Emergency Management Glossary of Terms, Washington, D.C., USA 2007. http://www.gwu.edu/~icdrm/publications/PDF/GLOSSAR Y%2002-19-2007.pdf, (Emr Mgt/ Crisis, Dzstr and Rsk - Amer) {478}