Nature Based Solutions - Implementation Models Database

Pioneer Case

Creation of wetland habitats in output water treatment plants for the treatment of emerging pollutants (Zone Libellule-projet ZHART)

A short description of the NBS project

The goal of the project is to develop and industrialise planted discharge areas at the exit of treatment plants to convert them into a genuine artificial wetland guaranteeing the treatment of micropollutants and ecological diversity

NBS Implementation context
Location France, Saint-Just
Latitude 43.65
Longitude 4.1167
Status Project delivered
Dates 2015.0
Description of the NBS
NBS Scale city
NBS Impacts scale city
Urban density/ Soil consumption low (suburb at the limit with rural areas, etc.)
Combined with other(s) environmental friendly solution(s)?
if other
NBS Typology
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NBS Uban Challenges
Climate Issues Climate mitigation
Climate adaptation
Other 0;
Urban water management and quality Urban water management and quality
Flood management
Other 0
Air Quality Air quality at district/city scale
Air quality locally
Other 0
Urban Space and Biodiversity Biodiversity
Urban space design
Urban space management
Other 0;
Urban Regeneration and Soil Air quality at district/city scale
Other 0
Resource efficiency Food, energy and water
Raw materials
Other 0;
Public health and well-being Acustic
Quality of life
Other 0;
Environmental justice and social cohesion Environmental Justice: Recognition
Environmental Justice: Procedural Justice
Environmental Justice: Distributional Justice
Environmental Justice: Capabilities
Environmental Justice: Responsibility
Social Cohesion
Other 0;
Urban planning and governance Urban planning and form
Governance in planning
Other 0
People Security Control of crimes
Control of extraordinary events
Other 0
Green economy Circular economy
Bioeconomy activities
Direct economic value of NBS
Other 0;
Stakeholder and Governance
Who Started this initiative? A private stakeholder
Contracting Authority Suez Environnement
Project manager (leader and main partners): entities names, and know-how involved Leader: Suez Environnement Main partners: Lyonnaise des Eaux and Eurofins Scientific Groups, SME Rive and Nymphea & many others, ex. SIVU, Agence de leau RMC, CD 34, Biotope, CNRS, IRSTEA, other research structures and companies: Biodiagnostics Unit of LERES CITERES (Interdisciplinary Academic Centre: Cities, Territories, Environment and Societies) laboratory at the University of Tours
Who (else) was involved in the project ? (Inhabitants, local association, etc.) Unknown
More detail on the process and the role of the different stakeholders (How did it happen?)
OPTIONAL Considering the actual impacts, who are the primary beneficiaries of the project. Suez Environnement
Cluster Governance Model Description
Global Estimated cost of the project 1M€- 5M€
Cluster cluster4_public_private
Description of the financing mechanism There are 2 projects in series, for the first to 300 k€, 50% AERMC, 20% county council of Herault, France (34), 30% Lyonnaise
Business Model
Class Type Description
Temporal Factor
Expected time for the NBS to be fully effective after its implementation
Expected life time of the intervention
Already feedbacks on the project? In case, the project has already been adapted to new requisites, please explain the modifications brought
Success and limiting factors
Process Enablers
Class Subclass Type Description
Knowledge_driversInformation_accessibilityknowledge_platformsKnowledge of the NBS in the city within the stakeholders were available. We had a facility to acquire the missing knowledge through various partnerships
Process Inhibitors
Class Subclass Type Description
What makes this project a pioneer?
Brief description of the innovativeness
Has the project received a prize, an award?
Has the project received a media coverage? (in reviews, in press, etc.)
IM Keywords
  • constructed wetland