342 Chrysoulakis, Prastacos and Cartalis Copyright © 2005, Idea Group Inc. Copying or distributing in print or electronic forms without written permission of Idea Group Inc. is prohibited. Chapter XXII Development of a Decision Support Tool for Technological Risk Management with Remote Sensing and GIS Nektarios Chrysoulakis, Foundation for Research & Technology - Hellas, Greece Poulicos Prastacos, Foundation for Research & Technology - Hellas, Greece Constantinos Cartalis, University of Athens, Greece Abstract In this study, a GIS based decision support tool is proposed for the support of technological risk management by integrating moderate and high spatial resolution satellite imagery with in-situ vector data. The Advanced Very High Resolution Radiometer (AVHRR) on board the NOAA satellites has been used for the detection of fire as well as for the detection and