ICAR 2026 – 5th International Conference on African Rivers
ICAR 2026

DISCUSSION WORKSHOPS

Dr. Hanane BENQLILOU

Water, Energy, and Environment’s Expert
Institute of Water and Sanitation IEA-ONEE,
MiftahEssad Foundation for Morocco’s Intangible Capital

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Traditional water governance knowledge digitalization and valuation to face water scarcity in Africa:
Culture, Heritage and Perspectives

In Morocco, through century’s ancient civilizations have developed traditional knowledge and best practices by an approach linking between water, energy, agriculture and ecosystems that are sustainable and adapted to arid regions for water governance. This innovative community water governance focused on water resources preservation constitutes a sustainable solutions-based nature model to face climate change in Africa. For the resilience to the aridity context, the traditional water systems "Khettara" was developed by local indigenous knowledge who allows to transport water by gravity from the underground water resources to responds to the local population different needs (irrigation, drinking water, ...) by digging natural wells, galleries and basins, with local material resources and without recourse to any energy and by considering the climatic context, water resources scarcity and ecosystem resilience. As another ancient based nature-solutions, the ancient traditional Fes water and sewage systems, are a model of water recycling through different Fes’s spiritual, economic and domestic activities without any environmental impact. The Fes ancestral water system allows the management of the water cycle through the domestic, artisanal and recreational water uses until the sewage water system. In the same vision of water scarcity resilience, the ancestral based - nature solutions of rainwater harvesting were developed by the ancient ingenuity for rain water storage in different regions of the kingdom trough centuries. The good practices collected from Moroccan traditional knowledge on ancestral water system “Khettara”, traditional water sewage and ancestral rainwater harvesting techniques constitute basic elements and references for the development of alternative solutions for water governance in Africa, that are impacted by the effects of climate change and water scarcity. In the context of Africa aridity, faced with the water and ecosystems preservation challenge, it is necessary to capitalize and digitalize the Moroccan and all African water heritage by using new data collection technology to share and value best practices between African countries and regions. Guidelines for data digitalisation to safeguard and valuated culture and heritage of traditional water knowledge for preserving water and ecosystems in Africa is the main milestone to allow the right to water to all African citizens. These ancestral water systems nature-based solutions, which influence in the past water and wastewater technologies development in Morocco and in many African countries can serve as a basis for the development of drinking water and sanitation for small low-income communities due to the absence of excessive costs related to basic investments and operating costs and without energy, to contribute to the ODD6 achievement in Africa. The South -South Partnership between African countries on ancestral and traditional water systems knowledge capitalization, adaptation, valuation and sharing between African countries through capacity building program, education and awareness- raising and research and development constitutes an important perspective in the areas of capitalisation and valuation of African Water heritage and culture to face the scarcity and variability in time and space of water resources in Africa marked by climate change impact.
Keywords: Traditional water system, Khettara, ancient sewage systems, solutions- based nature, climate change, semi-arid regions, water stress, rainwater harvesting, ecosystems , Culture , Heritage , South - South Partnership

Dr. Dominique BEROD

Chief of the hydrological monitoring and data management Section at the World Meteorological Organization (WMO)

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From Data to Action:
Building the Value Chain to Address Climate and Hydrological Challenges.

This workshop focuses on identifying monitoring requirements and exploring ways to ensure a sustainable data-to-decision value chain, spanning hydrological modeling and forecasting.
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Dr. Fairouz MEGDICH KHARRAT

Assistant professor of architecture and urbanism at the University of Sousse
Researcher at (ENAU-EDSIA, University of Carthage), Tunisia.

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Co-Creating Water Knowledge CCWK

The discussion workshop aims to define Co-Creation and introduce it in the context of water knowledge (Obj. 1), to present briefly the vision and mission through short-term, long-term and ultimate objectives of the CCWK group and its set/adopted method and process (Obj. 2) (Castelli et al., 2025). Besides, the workshop aims to open the dialogue by to connecting various actors of water knowledge, in the African context and beyond (Obj. 3), sharing some case studies (Obj. 4), and inspiring scientific, institutional and social actors to consider in their approach the four cornerstones of co-creation identified by the CCWK group (Inclusivity, Openness, Legitimacy & Actionability); thus, initiating and sustaining relationships; Collaborative leadership; Key tools and techniques; and Knowledge inclusion (Obj. 5).
The discussion workshop will be moderated by three members of the working group for the co- creation of water knowledge (CCWK) within the HELPING decade of the IAHS, the chair inaugurates the workshop and manages the different phases of the program. All members participate actively in the planned activities (animate the debate, collect and display information, etc.). Participants are invited to interact and engage with moderators and with each other and motivated by moderators to significantly contribute to the discussion’s outcomes (sharing experiences, opinions, playing roles, etc.). This will be implemented by an actor constellation exercise on “How can scientific and societal actors contribute to co-creation in water knowledge? An acted case study”.