If water is to be managed in a sustainable way, the planners and managers must know how much there is and how much of it is needed, particularly in arid and semi-arid regions. The report provides the guidance, methods, data, and analyses needed to assess water availability and needs in micro...

The Central Rift Valley (CRV) of Ethiopia is a closed basin where claims on land and water have strongly increased over the past decade resulting in over-exploitation of the resources: a clear symptom is the declining trend in the water level of the terminal Lake Abyata. In this paper, we...

The present study investigates experimentally the effect of watershed (i.e. field plot of 22 m × 5 m) slope on rainfall-generated runoff and, in turn, the runoff curve numbers (CN) resulting from field plots (with land use of maize and sugarcane on the soil falling in Hydrologic Soil...