... the ability of the WEAP management tool to support scenario analysis will besgiven for the Yellow River Basin.s4s2 Base Lines2.1 WEAP modelsThe original WEAP model as presented in an earlier report (=-=Hermans et al., 2008-=-) was used assreference to evaluate a set of scenarios (Figure 1). The original model was setup for the yearss1998 to 2000. However, no GRACE soil water observations were available for that period and...