International Waters learning Exchange & Resource Network


Manuals and toolkits are targeted knowledge sharing and programmatic guidance tools for practitioners in GEF International Waters and beyond. They cover a range of topics such as the TDA/SAP Methodology, Project Management, Economic Valuation and Public-private Partnerships; as well as thematic issues such as mainstreaming Climate Change. You may also directly access the common glossary and library (including case studies and example terms of reference) dedicated to the Manuals.

Environmental Economics for Marine Ecosystem Management Toolkit
The purpose of this toolkit is to show how environmental economic methods can be used to produce information to support decision-making in the context of LME, MPA, ICM, marine spatial planning (MSP) and climate change adaptation.

Large Marine Ecosystems Strategic Approach Toolkit
A strategy may be defined as “a plan of action designed to achieve a long-term or overall aim”. Large Marine Ecosystem (LME) Projects are, by definition, “strategic” projects because they cover large territorial areas, involve many stakeholders at different levels and deal with the multiplicity of thematic subjects.

Marine Spatial Planning (MSP) Toolkit
The MSP toolkit provides MSP practitioners with practical guidance, examples of tools and methods that are necessary for designing and carrying out the MSP process in an LME (Large Marine Ecosystems) context.

Large Marine Ecosystems Governance Toolkit
This Governance “toolkit” provides an introduction into governance concepts relevant for Large Marine Ecosystem (LME) practitioners.

TDA/SAP Methodology

The Transboundary Diagnostic Analysis/Strategic Action Programme (TDA/SAP) approach is a highly collaborative process that has proven to be a major component of GEF International Waters projects over the last 16 years.

Project Management Manual

The Project Management Manual is a reference source and a guide for managing GEF IW projects. It contains a checklist to consider at every stage from inception to project closure, and gives guidance important topics such as monitoring and evaluation and financial considerations.

Public-Private Partnerships Guidebook

The Public-Private Partnerships Guidebook is a reference source and a guide for GEF IW projects. It contains information on the engaging the private sector both generally and in the context for a GEF IW project. This tool contains step by step guidance from the stage of determining whether and what kind of private sector relationship fits for the project to facilitating the conversations, and case studies of GEF IW projects experiences with engaging the private sector.

Mainstreaming Climate Change Guidance

Welcome to GEF IW:LEARN guidance for projects on climate change and variability. The guidance is designed to assist GEF IW projects with the GEF V requirement to take climate change and variability into consideration in the implementation of IW projects.

Economic Valuation of "wet" ecosystems

The GEF Guidance Document for Economic Valuation in IW Projects is a reference source and a guide for GEF IW projects. It contains step-by-step guidance on the economic valuation of ecosystem services of inland and marine "wet" ecosystems, with a focus on easily applicable and pragmatic valuation approaches. The guidance is usable for both screening and in-depth analyses.

Global Water Partnership IWRM ToolBox

The GWP IWRM ToolBox is for anyone interested in adopting better practices for the management of water or learning more about how to improve water management at a local, national, regional or global level.


Al Duda, Former Senior International Waters Advisor at the Global Environment Facility, reflects on the development of a new methodology for the TDA-SAP Process as well as a new IW Project Manager's Manual. Film produced by GEF IW:LEARN with camera work by Michael Dumke and music by Dire Straights.

Lake Victoria, one of the African great lakes, is in danger. Pollution, invasive species, high level of nitrogen are having dramatic consequences for the health of the lake ecosystem and for the population whose livelihood depends on it.