Table 1 Summary of the dataset utilized in the study
Type | Spatial coverage | Temporal coverage (Resolution) | Variables |
|---|---|---|---|
GNSS data | Stations | From 2007–01 to 2022–05 (Daily) | Precipitable water vapor |
ECMWF reanalysis product | 0.25° | From 2007–01 to 2022–05 (Monthly) | Temperature, pressure, precipitation, runoff, and total column water vapor |
Radiosonde data | Stations | From 2007–01 to 2021–05 (12-hourly) | Precipitable water vapor |
GLDAS hydrological model | 0.25° | From 2007–01 to 2022–05 (Monthly) | 0-2 m soil moisture |
SPEI product | 0.5° | From 2007–01 to 2022–05 (Monthly) | Drought index |