Poster for: CPWF Nile Basin Focal Project Final Workshop, Dar es Salaam, Tanzania, 9 December 2009.This poster demonstrates the appropriate intervention analysis that increases the positive role and mitigates the negative impact of water through water development and management in the Nile Basin can contribute to: agricultural productivity and growth, poverty reduction, livelihood improvement, national and transnational (regional) economic transformations. It also describes the objectives of the intervention analysis