The analysis of the link between the environment and health has become a major concern for public health. Therefore, public authorities want to know about the population’s exposure to toxic substances. In fact, decision-makers are asking for tools to identify geographic areas where there is excessive exposure or multi-exposure to toxic substances. In addition to being a risk management and prevention model, it should be noted that this type of tool facilitates the implementation of studies and research on the links between environmental-social-health inequalities.


Census and collection of data available on the state of environments and sources of pollution, the constitution of environmental indicators and the development of a method to construct composite risk and pressure indicators.