 | | 2.1 The arid zone in global atmospheric circulation water resources |
 | | 2.2 The Tigris and Euphrates Rivers |
 | | 2.3 The Indus River |
 | | 2.4 The Nile River |
 | | 2.5 The Jordan River |
 | | 2.6 The Colorado River |
 | | 2.7 Non-renewable groundwater development in the Middle East |
 | | 2.8 Brackish-groundwater reverse-osmosis desalination in Bahrain |
 | | 2.9 Seawater desalination in the Arabian Gulf countries |
 | | 2.10 Groundwater-hydro development in Chile and Libya |
 | | 2.11 Mediterranean-Qattara solar-hydro and pumped-storage development |
 | | 2.12 Concluding remarks |