Simulation model is one of the methods commonly used in Operational Research in order to represent the real situation that occurs in a system as well as to test the scenario based on different behavior. In this paper we discuss about three different models used in simulation: system dynamic,...

The humans and their environmental health safety has always become the most important aspect in human life’s especially in towards the issues of the effects/threats of vulnerable risk, which causes devastation/destruction to humans health and their ecological regions such as disaster which is...

The humans and their environmental health safety has always become the most important aspect in human life’s especially in towards the issues of the effects/threats of vulnerable risk, which causes devastation/destruction to humans health and their ecological regions such as disaster which is...