This case report is based on research conducted in the context of the project ‘ClimAccount – Human Rights Accountability of the EU and Austria for Climate Policies in Third Countries and their possible Effects on Migration. It presents the results of the Barro Blanco case study by combining and elaborating on information and data collected during a pre-study report and data and insights gathered during field research. It analyzes the case study according to international human rights standards and applicable institutional safeguards. It also investigates to which extent public owners/shareholders of development banks can be held responsible for the implementation of climate projects.