The identification, characterization and restoration of contaminated areas now represent a big environmental issue, both at European and national level. In the major industrialized countries the issue of contaminated land has come out in all its gravity in the late seventies when, against a widespread awakening of environmental consciousness, important pollutions events emerged. Consequently, in many European countries where the land is a limited resource, before brownfield degraded and sites and contaminated sites by illegal dumping, this represents a danger to the environment, besides being an economic damage. 

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