Continuity with Change: The Evolution of the UNESCO‐IHP HELP Initiative

ABSTRACT For decades, a gap existed between hydrological science and the practical needs of water management and policy. To bridge this, UNESCO's Intergovernmental Hydrological Programme (IHP) launched the Hydrology for the Environment, Life and Policy (HELP) initiative in 1999. This paper analyzes the evolution of the HELP program into its second phase, HELP 2.0, arguing it represents a strategic adaptation to modern water challenges. This study is a synthetic analysis of UNESCO‐IHP strategic documents, programmatic literature, and operational plans. It systematically compares the initial HELP phase—including its achievements and thematic focus—with the modernized HELP 2.0 framework to identify key changes. The analysis shows that HELP 1.0 successfully promoted stakeholder participation and produced tangible results in basins like the Guadiana (Portugal/Spain) and Murray‐Darling (Australia). It was founded on five policy issues, including “Water and Climate.” HELP 2.0 subsumes these into a broader framework aligned with the IHP‐IX Strategic Plan and introduces more granular themes like “Water and Social Justice,” a transdisciplinary approach, and a digital ecosystem (AI and IoT). The evolution from HELP to HELP 2.0 serves as a model of adaptive governance. By building upon its documented achievements and original foundation while courageously embracing new thematic priorities and technologies, the initiative provides a tangible pathway for translating global goals into basin‐level action for water security.