The seminar aims to explore the role of migration in the context of the UNCSD-Rio+20 and the provisions of the "zero draft" of the outcome document of the conference. The training session will be an occasion to analyze the advantages and challenges that migration poses in the context of sustainable development and illustrate migration policies and programmes instrumental to mitigate the effects of social, economic, and environmental challenges. In detail, the seminar will focus on cross cutting issues of human mobility, rural to urban migration, economically motivated and induced migration, enviromental induced migration as well as return and reintegration of qualified nationals.