Erkossa, Teklu; Awulachew, Seleshi Bekele; Haileslassie, A. - International Water Management Institute (IWMI) - 2009
With its total area of about 200,000 square kilometers (km2), which is 20% of the country’s land mass, and accommodating 25% of the population, the Upper Blue Nile Basin (Abbay) is one of the most important river basins in Ethiopia. About 40% of agricultural products and 45% of the surface...
