Daftar Isi:1. Introduction poverty reduction ecological migration and sustainable development 2. The history and present condition of ecological migration 3. The economic and social lives of the ecological migrants in Ningxia 4. The social relation of the ecological migrants in Ningxia and their social evaluation 5. Social management problems facing the Ningxia ecological migration zones and their solutions 6. Ningxia ecological migration and the sustainable development 7. Intra-county migration in Ningxia - a case study of Pengyang county and Xiji county 8. Inter-county migration in Ningxia - a case study of Heshun new village and Binhe home 9. The policy needs of ecological migrants in Ningxia and assessment of satisfaction levels