This study assessed the impact of climate change on monthly streamflow in Verde River Basin, located Grande Basin headwater. For this purpose, SWAT and VIC hydrological models were used to simulate under RCP4.5 RCP8.5 scenarios, obtained by Regional Climate Models Eta-HadGEM2-ES, Eta-CanESM2 Eta-MIROC5 baseline period (1961-2005) three time-slice (2011-2040, 2041-2070, 2071-2099) inputs. At end...