The theory and the practice of the control of the actions of Territorial Sustainable development (TSD) constitute a complex set which requires, to be relevant, that it is processed as a system, called later "TSD system". This apprehension is not reduced to that of the elements of this set, but also concerns the control of the relations existing between all its elements, and the possible synergy between its elements and of possible related tools, and the control of the global dynamics of this set.
This TSD system has, among others components, a set of specialized tools forming itself a system.
This system of tools – called “tools system of the TSD system“ – consists of five basic tools of type :
Approach of action
The TSD system is carried by the “D2C Club” and the “S.BE.I-France” company. It began to be developed by Gilles OLIVE and Olivier PIRON within the Club D2C.