| Author(s) | Organization(s) | Contribution Title |
| Yajasinghe, Bhagya | University of Munich (LMU), Germany | |
| YAJIOUI, Zakaria | Laboratory of Applied Geology, Faculty of Sciences and Techniques (Errachidia), Moulay Ismail University of Meknes, Morocco | |
| Yang, Yang | Bruker Nano GmbH, Germany | |
| Yao, Li | Geoecology, Eberhard Karls University Tübingen, 72070 Tübingen, Germany; State Key Laboratory of Biogeology and Environmental Geology, School of Water Resources and Environment, China University of Geosciences, 100083, Beijing, China; MOE Key Laboratory of Groundwater Circulation and Environment Evolution, China University of Geosciences, 100083, Beijing, China |