The main reasons behind the declination in the horn of Africa because of the following reasons :
1. Drought is a major impact which lead to declination.
2. The rate of population with poverty.
3. Food rate, insecurity and it's quality.
4. Floods and erosion in some areas.
5. Climatic change and whether conditions.
6. Over grazing.
7. The problems of funds faced by the authorities and native people's.