Develop standards & criteria

Procuring nature-based solutions that are implemented on the ground can be a challenging step. It is important to first develop the standards and criteria to be used in procuring contractors to implement nature-based solutions, whether for their design, construction and/or maintenance.

Example: Design criteria for procuring nature-based solutions in Valencia

Coming soon.

GrowGreen tools:

Coming soon.

External guidance and resources:
A procurement guide to nature-based solutions

A guide to support the selection, design and implementation of natural water retention measures in Europe
European Commission

Evaluating green infrastructure: A combined sewer overflow control alternative for long-term control plans
New Jersey Department of Environmental Protection

Greening CSO plans: Planning and modelling green infrastructure for combined sewer overflow (CSO) control

Global Standard for Nature-Based Solutions