Les boues des stations d'épuration

Sewage treatment sludge

Professeur à la Faculté de Pharmacie, Université de Montpellier

Abstract

Sludge production is highly increasing; their tipping will be borbidden in a near future; agriculturists are incited to accept broad irrigation of sewage.

What are the advantages and the risks for the agriculturists and for the agriculture products consumers? The advantage is that the fertilizing products are almost free of charge. The risks are the receiver environment alteration or potential health risks.

But in the risks evaluation, subjective dangers perception is often prevalent on the objective risks estimation.