[1]Department of Civil Engineering;
Curtin University;
Perth 6102;
Australia;
[2]Department of Irrigation and Drainage Techniques;
Technical Institute of Shatrah;
Southern Technical University;
Dhi Qar;
Iraq;
[1]Department of Civil Engineering;
Curtin University;
Perth 6102;
Australia;
Climate change impact; Hydrological modeling; HBV model; GCMs; Richmond River Catchment; Australia;