Figure 3: Outputs of the SWAT hydrological model of the Black Sea catchment.

(a) Long-term annual average (1973–2006) of blue water expressed as lower (L95), (b) upper (U95) and (c) median (M95) of the 95% prediction uncertainty range. (d) River flow in m3/s. [blacksea.grid.unep.ch/maps/181].