2018-09-202018-09-202013CGIAR Research Program on Aquatic Agricultural Systems. Penang, Malaysia. Practice brief:: AAS-2013-23https://hdl.handle.net/20.500.12348/792Natural resource management research (NRMR) has a key role in improving food security and reducing poverty and malnutrition in environmentally sustainable ways, especially in rural communities in the developing world. Demonstrating this through impact evaluation poses distinct challenges. This Practice Brief discusses ways in which these challenges can be addressed.application/pdfCC BY 4.0Brief