Original ResearchPublished 21 September 2026Estimating groundwater abstraction for irrigation in a data-scarce semi-arid region using optical and InSAR time-series analysis: the Tensift catchment, MoroccoYoussef Hajhouji · Abdelhakim Amazirh · Wassim Mohamed Baba · Marieme Seif-Ennasr · Mohamed Serraj · Salah Er-RakiFrontiers in Waterdoi 10.3389/frwa.2026.1917387