| Author(s) | Organisation(s) | Session |
| Yailymov, Bohdan | Space Research Institute, Ukraine | 1.3, 1.3 |
| Yang, Zhiqiang | Oregon State University, United States | 1.3 |
| Yasmin, Naila | FAO Forestry Department, FAO of UN, Rome Italy | 3.1 |
| YESOU, Herve | ICube-SERTIT, UNISTRA, France | 1.3 |