Introduction to Multifunctionality Problem

This lecture delves into the concept of multifunctionality in life cycle analysis, highlighting its importance and the challenges it poses. Through examples like the dairy industry, the instructor explains how multifunctionality can lead to double or triple counting of emissions, ultimately affecting the accuracy of life cycle assessments. Various strategies for managing multifunctionality are discussed, including subdividing multifunctional processes, using physical relationships for allocation, and expanding system boundaries.