Brownfields
Contaminated land-->Contaminants-->BTEX
Contaminated land-->Contaminants-->Chlorinated aliphatics
Contaminated land-->Contaminants-->Contaminants overview
Contaminated land-->Contaminants-->Heavy metals
Contaminated land-->Contaminants-->MTBE
Contaminated land-->Contaminants-->Nitroaromatics
Contaminated land-->Contaminants-->Others
Contaminated land-->Contaminants-->PAH
Contaminated land-->Contaminated land overview
Contaminated land-->Remediation options-->Ex situ treatment technologies
Contaminated land-->Remediation options-->Excavation
Contaminated land-->Remediation options-->In situ treatment technologies
Contaminated land-->Remediation options-->MNA
Contaminated land-->Remediation options-->Passive and hydraulicContainment
Contaminated land-->Remediation options-->Permeable reactive barriers
Contaminated land-->Remediation options-->Recycling/reuse
Contaminated land-->Remediation options-->Remediation options overview
Contaminated land-->Site investigation-->Conceptual site model
Contaminated land-->Site investigation-->Information sources
Contaminated land-->Site investigation-->Initial studies
Contaminated land-->Site investigation-->Methods
Contaminated land-->Site investigation-->Reporting
Contaminated land-->Site investigation-->Sampling and analysis
Contaminated land-->Site investigation-->Sampling strategy
Contaminated land-->Site investigation-->Site description
Contaminated land-->Site investigation-->Site investigation overview

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The Professional Union of the companies of Sites Remediation (U.P.D.S) is a trade association which gather in France the majority of the companies specialized 
in the realization of the studies and /or work relating to the polluted sites. It was created at the beginning of the years four twenty ten to organize and represent 
a profession then incipient in the French context. Currently, it gathers 30 companies distributed on the whole of France. The sales turnover is about 210 million 
euros for 2003 which are divided into 80 million euros for engineering and 130 million euros for work. The personnel is 1200 people approximately.