Translate the following English sentence to French:
"Immigration policies which revolve around the consequences and which are not aimed at tackling the causes will do nothing more than exacerbate this terrible pattern of exploitation which is tantamount to slavery."
Les politiques d'immigration qui tournent autour des conséquences et ne cherchent pas à éliminer les causes ne parviennent qu'à fomenter un terrible modèle d'exploitation proche de l'esclavagisme.