1. Department of Geography and Water and Global Change Observatory University of Costa Rica San José Costa Rica
2. Northern Rivers Institute University of Aberdeen Aberdeen UK
3. Centre for International Development and Environmental Research (ZEU), Justus Liebig University Giessen Darwin Giessen Germany
4. Research Institute for the Environment and Livelihoods Charles Darwin University Darwin Northern Territory Australia
5. Department of Physics and Geophysical Research Center University of Costa Rica San José Costa Rica
6. Stable Isotopes Research Group and Water Resources Management Laboratory National University of Costa Rica Heredia Costa Rica
7. Institut für Geoökologie, AG Umweltgeochemie Technische Universität Braunschweig Braunschweig Germany