Exploring water-energy-food nexus connections between climate action and regional development in the East African community

Journal Article (2025)
Author(s)

Tumaini J. Wambua (IHE Delft Institute for Water Education, University of KwaZulu-Natal)

Graham Jewitt (IHE Delft Institute for Water Education, University of KwaZulu-Natal, TU Delft - Surface and Groundwater Hydrology)

Janez Sušnik (IHE Delft Institute for Water Education)

Sara Masia (IHE Delft Institute for Water Education, Fondazione Centro Euro-Mediterraneo sui Cambiamenti Climatici)

Tafadzwanashe Mabhaudhi (London School of Hygiene and Tropical Medicine, United Nations University Institute for Water, University of KwaZulu-Natal)

Research Group
Surface and Groundwater Hydrology
DOI related publication
https://doi.org/10.1016/j.crm.2025.100760 Final published version
More Info
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Publication Year
2025
Language
English
Research Group
Surface and Groundwater Hydrology
Journal title
Climate Risk Management
Volume number
50
Article number
100760
Downloads counter
38
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Abstract

Policy siloes between national adaptation plans (NAPs), nationally determined contributions (NDCs) and sustainable development hinder effective climate action and resource governance in East Africa. Further, rapid population growth and climate change impacts intensify demands for water, energy, and food (WEF), fuelling resource exploitation. This study employs a mixed-qualitative methodology using document analysis, and semi-structured interviews to examine the interlinkages between NAPs, NDC and regional development priorities. Results show implied connections between policy instruments, sustainable development, and climate action form the crux of WEF interlinkages. In practice, incoherence between these instruments create competition and trade-offs that increase WEF resource security. For example, the focus on food security, mostly through extensification, has created tradeoffs with water and energy security, undermining development goals. There are implicit interlinkages in policy and, to a certain extent, in practice. Although insufficient, these are foundations for a bottom-up approach to implementing integrated climate action commitments. Understanding the interconnectedness and interdependencies between sector policies, climate actions, and supranational development plans could catalyse and accelerate sustainable development while building resilience, through a multi-sectoral approach. We posit the need for a transdisciplinary, WEF approach to catalyse cooperation for development and climate action in East Africa. Ultimately, a transdisciplinary approach focused on equity, social justice, sustainability, and a just transition is required to support development agendas.