This volume publishes articles from the 2nd Edition of the C2EA Water and Sanitation Week on “From Research to Innovation and Technology Transfer” that was held in Cotonou, Benin, 3–5 June 2025.

It continues the series on “Circular Economy and Technological Innovations for Resilient Water and Sanitation Systems in Africa,” highlighting advances in research, innovative practices, and technology transfer aimed at improving water and sanitation resilience across the continent.

This volume publishes articles from the 2nd Edition of the C2EA Water and Sanitation Week on “From Research to Innovation and Technology Transfer” that was held in Cotonou, Benin, 3–5 June 2025.

It continues the series on “Circular Economy and Technological Innovations for Resilient Water and Sanitation Systems in Africa,” highlighting advances in research, innovative practices, and technology transfer aimed at improving water and sanitation resilience across the continent.