Leesu works on urban waters reclamation, following several approaches:
1. Alternative resources for various domestic and urban uses
Characterization of new resources (stormwater, greywater and mine water)
- Contamination of greywater and evolution during storage (PhD thesis S. Deshayes, S. Zhang)
- Optimization of roof water reclamation systems (PhD thesis Y. Qiao)
Analysis of constraints from centralized networks
- Diversifying the sources of water for the non-drinkable water network of Paris (thèse de C. Trinh)
2. The potential of alternative techniques for the management of rain water
![](local/cache-vignettes/L150xH106/eaubadd-0c0af.jpg?1606828839)
Taking into account the urban forms (Eaubadd)
Taking into account the urban landscapes (PICRI Réinventer l’eau en ville)
3. Arrangements of public policies in territories
![](local/cache-vignettes/L150xH100/metropoles-1384c.jpg?1606828839)
Taking into account the various forms of governance in urban projects of french and chinese cities (post-doc of Yinghao Li, PhD thesis of A. Ernest)
![](local/cache-vignettes/L150xH104/politiques-eau-1a079.jpg?1634402044)
4. Carbon, nitrogen and phosphorus resources in wastewater
The potential use of separating urine from wastewater (Ocapi program - PhD thesis F. Esculier)
![](local/cache-vignettes/L150xH200/urinoir-f4cc1.jpg?1634402044)
- Systems of food supply and excretion in urban territories and evaluation of their sustainability by substance fluxes analysis
- identification des verrous technologiques liés au chemin technologique du « tout à l’égout »
- prospective analysis of the conditions needed to reach the separation of urine and feces for their use in agriculture