Original ResearchPublished 7 October 2026Integration hierarchical analysis process (AHP) and geographic information systems to map flood risk levels in the province of Utcubamba, PeruCleyver A. Rivera · Sivmny Valqui-Reina · Desly Carranza · Einstein Bravo · Alex J. VergaraFrontiers in Environmental Sciencedoi 10.3389/fenvs.2026.1935148