2026. Impact of Urban Rooftop Rainwater Harvesting on Water Security in Sana’a, Yemen: Assessing Adaptation Strategies to Water ScarcityImpact of Urban Rooftop Rainwater Harvesting on Water Security in Sana’a, Yemen: Assessing Adaptation Strategies to Water Scarcity. Sana’a University Journal of Human Sciences. 5, 7 (Jul. 2026), 691–716. DOI:https://doi.org/10.59628/jhs.v5i7.2563.