Engages students in advancing the United Nations’ Sustainable Development Goal 7, which seeks to ensure access to affordable, reliable, sustainable, and modern energy systems, through community-based approaches. Teams work on off-grid energy projects that focus on lighting, cooking, indoor heating, agricultural productivity, or other solutions to advance fieldwork with pre-selected community partners. Working at various stages along D-Lab’s Off-Grid Energy Roadmap, teams consider needs assessment, technology and business model identification, and implementation strategies. Project work includes combinations of analysis, design, prototyping, and implementation. Optional January site visits may be available to test and implement projects. Students taking graduate version complete additional assignments. Limited to 20; preference to students who have taken EC.711.