Boris F Ochoa-Tocachi¹, Wouter Buytaert¹, Javier Antiporta², Juan Diego Bardales³, Katya Pérez², Francisco Román², Gena Gammie⁴, Bert De Bièvre⁵ and Regional Initiative for Hydrological Monitoring of Andean Ecosystems (iMHEA), (1)Imperial College London, Civil and Environmental Engineering & Grantham Institute - Climate Change and the Environment, London, United Kingdom, (2)CONDESAN Consortium for the Sustainable Development of the Andean Ecoregion, Lima, Peru, (3)Superintendencia Nacional de Servicios de Saneamiento de Perú (SUNASS), Lima, Peru, (4)Forest Trends, Washington, DC, United States, (5)Fondo para la Protección del Agua - FONAG, Quito, Ecuador