... His research focuses on energy and environmental impacts of energy systems in commercial buildings and industrial manufacturing, including the system-level analysis of greenhouse gas emissions ... focus has been on industrial manufacturing process energy conservation, fossil-fuel based greenhouse emissions, HVAC&R equipment, insulating materials, and high-performance buildings. He is ... determination (and use) of upstream emission factors and the many complexities of electricity-based emissions. As an effort to further understand the broad implications of commercial buildings and...