Table 2. Continental green and blue water fluxes for Africa as calculated in model experiments 1 and 3.
| |
| |
|
Fluxes [km3/yr] |
2000 |
2050
Policy First |
2050
Security First |
| |
|
Green water flux (evapotranspiration from rainfed part of
cropland) |
1085 |
1870 (+72%) |
2040 (+88%) |
|
Blue water flux (water withdrawals for irrigation) |
179 |
194 (+8%) |
330 (+84%) |
|
| |
|