4. Multiple solutions

The latest articles in this section deal with possible solutions to subsoil pollution.

The characterization of a subsoil pollution problem is complex, and requires the use of precise techniques that are becoming increasingly standardized. On the other hand, once the problem has been characterized, there is a great deal of room for manoeuvre when it comes to managing it. It is not uncommon for socio-economic aspects unrelated to the environment to come into play in the choice of solutions. Generally speaking, for a given situation, several options are potentially acceptable:

• tolerate impacts ;

• remove potential targets;

• set up monitoring to ensure natural degradation ;

• confine (isolate) the source temporarily or permanently...