The document provides background on a case study of the Central Puget Sound region in advancing green urbanism. It summarizes literature on factors that influence sustainable development planning at the local and regional level. It then describes the research methods used for the case study, which included a review of regional planning documents and interviews with stakeholders from public, private, and nonprofit sectors across multiple scales. Finally, it provides context about the Central Puget Sound region, noting its high risk, low stress, and high opportunity characteristics according to prior research.