From: Soil erosion mapping and severity analysis based on RUSLE model and local perception in the Beshillo Catchment of the Blue Nile Basin, Ethiopia
Agro ecology
Area
Estimated annual loss
(ha)
%
Contribution
t/year (%)
Weyna Dega (< 2300 m)
1614
6.7
194,957
15.7
Dega (2300–3200 m)
10,682
44.6
707,941
56.9
Wurch (> 3200 m)
11,674
48.7
340,676
27.4
Total
23,970
100
1,243,574