Management, visualization and comparison of multiple hazards and risk using free software: the ByMuR tool

Abstract

Nowadays, risk assessment is an essential tool for risk management and risk mitigation policies since it provides an evaluation of the risk associated to a recognized threat that can cause harm or damage to humans, their structures or the environment. Risk results from the combination of three factors (UNDRO, 1982): Risk = Hazard x Exposure x Vulnerability. In this very general framework, the hazard is a measure of the likelihood of the expected size of a dangerous phenomenon in a given target area and in a given exposure time, the exposure measures the assets that are potentially at risk (both people and...