Adaptive Water Management Algeria GR2M Gumbel distributions Kunhar River Basin Mann-Kendall Muskingum flood routing model Nordic Sea Research & information: general SPI Sen’s estimator Soil and Water Assessment Tool (SWAT) Wadi Cheliff basin Weibull annual maximum precipitation anthropogenic impacts baroclinic pressure barotropic pressure bivariate joint distribution climate change copula drought dry tropical forest electrical resistivity tomography (ERT) gamma gash model groundwater resource management (GRM) hydro-stratigraphy hydrologic flood routing interception modelling