Interesting news for ecoinvent users: the pedigree matrix approach of deriving uncertainty factors has been refined. The method developed by Andreas Ciroth and colleagues replaces expert judgement with empirical values.
This series of articles discusses the steps in an LCA, each explained by an expert consultant. Today, Ellen Meijer talks about weighting - or applying a value judgement to impact categories - and the controversies associated with this.
USEtox is a well-known model for characterizing the toxic impact of chemical emissions in life cycle assessments. This article explains how to use USEtox in SimaPro, and how to choose between the two sets of characterization factors.
Sustainability assessments result in mountains of data. Before being able to implement a new business model or start improving your products, you need to sort through it all and set priorities. This article discusses two methods for doing so.
This series of articles discusses the steps in an LCA, each explained by an expert consultant. Today, Tommie Ponsioen talks about normalization, or why it's a good idea to compare your product's impacts to Average Joe's.
This series of articles discusses the steps in an LCA, each explained by an expert consultant. Today, Laura Golsteijn tackles the characterization step and showcases some of the new ecotoxicity modeling developments from her PhD research.
Choosing the right sustainable business model isn't a decision to be made lightly. Depending on your product's life cycle, choosing the wrong business model might make impacts worse. That's why life cycle thinking is essential.
PRé's technical consultant and SimaPro teacher, Ellen Meijer, shows you her five favorite tricks to help you become a SimaPro power user. These crucial features help you find errors, improve consistency, and make LCAs easier.