This paper on sustainable bioenergy was drafted collectively by UN-Energy members, which include all of the United Nations(UN) agencies, programmes, and organizations working in the area of energy, reflecting their insights and expertise. it is intended to contribute to international discussions on the strategies and policies needed to ensure economic, sustainable, and equitable development of bioenergy in the years ahead. The paper points to key social, economic, and ecological; sustainability issues raised by the rapid development of bioenergy in both small and large-scale applications. It encompasses the entire bioenergy value chain, from production to use, with the goal of providing...