In a timely contribution to the international discussion of the post-Kyoto climate regime this study hypothesizes that Clean Development Mechanism (CDM) projects in the land use and forestry sector are an efficient instrument for climate change mitigation that contributes to rural development and poverty alleviation at the same time. To this end, the study analyzes socio-economic aspects of a forestry project established under the CDM rules considering an East African case study exemplarily. An agricultural household survey in Tanzania delivered the empirical data for the structural equation model at the center of the analysis. Looking at different farm assets it is shown that the benefits of